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Finding the Fourth Proportional to 5,002.92, 6,902.28 and 3,011.94

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Solution

The fourth proportional to 5,002.92, 6,902.28 and 3,011.94 is: 4,155.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.92 : 6,902.28 = 3,011.94 : x
  2. Step 2: Convert to fraction form
    5,002.92/6,902.28 = 3,011.94/x
  3. Step 3: Cross multiply
    5,002.92x = 6,902.28 × 3,011.94
  4. Step 4: Simplify right side
    5,002.92x = 20,789,253.22
  5. Step 5: Solve for x
    x = 20,789,253.22/5,002.92
  6. Step 6: Final answer
    x = 4,155.42

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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.