Home / 10,645.98-15,968.97-4,074.18

Finding the Fourth Proportional to 10,645.98, 15,968.97 and 4,074.18

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Solution

The fourth proportional to 10,645.98, 15,968.97 and 4,074.18 is: 6,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.98 : 15,968.97 = 4,074.18 : x
  2. Step 2: Convert to fraction form
    10,645.98/15,968.97 = 4,074.18/x
  3. Step 3: Cross multiply
    10,645.98x = 15,968.97 × 4,074.18
  4. Step 4: Simplify right side
    10,645.98x = 65,060,458.19
  5. Step 5: Solve for x
    x = 65,060,458.19/10,645.98
  6. Step 6: Final answer
    x = 6,111.27

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.