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Finding the Fourth Proportional to 7,625.97, 10,522.58 and 4,482.77

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Solution

The fourth proportional to 7,625.97, 10,522.58 and 4,482.77 is: 6,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.97 : 10,522.58 = 4,482.77 : x
  2. Step 2: Convert to fraction form
    7,625.97/10,522.58 = 4,482.77/x
  3. Step 3: Cross multiply
    7,625.97x = 10,522.58 × 4,482.77
  4. Step 4: Simplify right side
    7,625.97x = 47,170,230.92
  5. Step 5: Solve for x
    x = 47,170,230.92/7,625.97
  6. Step 6: Final answer
    x = 6,185.47

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Half scale
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Double scale
Find fourth proportional to 7,626.97, 10,523.95 and 4,483.77
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.