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Finding the Fourth Proportional to 4,866.12, 7,331.76 and 4,404.42

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Solution

The fourth proportional to 4,866.12, 7,331.76 and 4,404.42 is: 6,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.12 : 7,331.76 = 4,404.42 : x
  2. Step 2: Convert to fraction form
    4,866.12/7,331.76 = 4,404.42/x
  3. Step 3: Cross multiply
    4,866.12x = 7,331.76 × 4,404.42
  4. Step 4: Simplify right side
    4,866.12x = 32,292,150.38
  5. Step 5: Solve for x
    x = 32,292,150.38/4,866.12
  6. Step 6: Final answer
    x = 6,636.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.