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Finding the Fourth Proportional to 6,250.33, 8,613.53 and 4,478.86

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Solution

The fourth proportional to 6,250.33, 8,613.53 and 4,478.86 is: 6,172.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.33 : 8,613.53 = 4,478.86 : x
  2. Step 2: Convert to fraction form
    6,250.33/8,613.53 = 4,478.86/x
  3. Step 3: Cross multiply
    6,250.33x = 8,613.53 × 4,478.86
  4. Step 4: Simplify right side
    6,250.33x = 38,578,794.98
  5. Step 5: Solve for x
    x = 38,578,794.98/6,250.33
  6. Step 6: Final answer
    x = 6,172.28

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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.