Home / 7,716.04-10,648.98-4,572.42

Finding the Fourth Proportional to 7,716.04, 10,648.98 and 4,572.42

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Solution

The fourth proportional to 7,716.04, 10,648.98 and 4,572.42 is: 6,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.04 : 10,648.98 = 4,572.42 : x
  2. Step 2: Convert to fraction form
    7,716.04/10,648.98 = 4,572.42/x
  3. Step 3: Cross multiply
    7,716.04x = 10,648.98 × 4,572.42
  4. Step 4: Simplify right side
    7,716.04x = 48,691,609.13
  5. Step 5: Solve for x
    x = 48,691,609.13/7,716.04
  6. Step 6: Final answer
    x = 6,310.44

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.