Home / 10,330.26-14,255.76-5,614.57

Finding the Fourth Proportional to 10,330.26, 14,255.76 and 5,614.57

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Solution

The fourth proportional to 10,330.26, 14,255.76 and 5,614.57 is: 7,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.26 : 14,255.76 = 5,614.57 : x
  2. Step 2: Convert to fraction form
    10,330.26/14,255.76 = 5,614.57/x
  3. Step 3: Cross multiply
    10,330.26x = 14,255.76 × 5,614.57
  4. Step 4: Simplify right side
    10,330.26x = 80,039,962.42
  5. Step 5: Solve for x
    x = 80,039,962.42/10,330.26
  6. Step 6: Final answer
    x = 7,748.11

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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.