Home / 10,330.62-14,256.18-5,614.90

Finding the Fourth Proportional to 10,330.62, 14,256.18 and 5,614.90

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Solution

The fourth proportional to 10,330.62, 14,256.18 and 5,614.90 is: 7,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.62 : 14,256.18 = 5,614.90 : x
  2. Step 2: Convert to fraction form
    10,330.62/14,256.18 = 5,614.90/x
  3. Step 3: Cross multiply
    10,330.62x = 14,256.18 × 5,614.90
  4. Step 4: Simplify right side
    10,330.62x = 80,047,025.08
  5. Step 5: Solve for x
    x = 80,047,025.08/10,330.62
  6. Step 6: Final answer
    x = 7,748.52

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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.