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Finding the Fourth Proportional to 5,035.46, 6,947.04 and 3,712.32

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Solution

The fourth proportional to 5,035.46, 6,947.04 and 3,712.32 is: 5,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.46 : 6,947.04 = 3,712.32 : x
  2. Step 2: Convert to fraction form
    5,035.46/6,947.04 = 3,712.32/x
  3. Step 3: Cross multiply
    5,035.46x = 6,947.04 × 3,712.32
  4. Step 4: Simplify right side
    5,035.46x = 25,789,635.53
  5. Step 5: Solve for x
    x = 25,789,635.53/5,035.46
  6. Step 6: Final answer
    x = 5,121.60

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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.