Home / 4,672.14-7,008.21-4,387.02

Finding the Fourth Proportional to 4,672.14, 7,008.21 and 4,387.02

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Solution

The fourth proportional to 4,672.14, 7,008.21 and 4,387.02 is: 6,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.14 : 7,008.21 = 4,387.02 : x
  2. Step 2: Convert to fraction form
    4,672.14/7,008.21 = 4,387.02/x
  3. Step 3: Cross multiply
    4,672.14x = 7,008.21 × 4,387.02
  4. Step 4: Simplify right side
    4,672.14x = 30,745,157.43
  5. Step 5: Solve for x
    x = 30,745,157.43/4,672.14
  6. Step 6: Final answer
    x = 6,580.53

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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.