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Finding the Fourth Proportional to 5,752.13, 8,622.72 and 4,516.47

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Solution

The fourth proportional to 5,752.13, 8,622.72 and 4,516.47 is: 6,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.13 : 8,622.72 = 4,516.47 : x
  2. Step 2: Convert to fraction form
    5,752.13/8,622.72 = 4,516.47/x
  3. Step 3: Cross multiply
    5,752.13x = 8,622.72 × 4,516.47
  4. Step 4: Simplify right side
    5,752.13x = 38,944,256.20
  5. Step 5: Solve for x
    x = 38,944,256.20/5,752.13
  6. Step 6: Final answer
    x = 6,770.41

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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.