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Finding the Fourth Proportional to 4,036.32, 6,059.88 and 3,905.10

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Solution

The fourth proportional to 4,036.32, 6,059.88 and 3,905.10 is: 5,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,036.32 : 6,059.88 = 3,905.10 : x
  2. Step 2: Convert to fraction form
    4,036.32/6,059.88 = 3,905.10/x
  3. Step 3: Cross multiply
    4,036.32x = 6,059.88 × 3,905.10
  4. Step 4: Simplify right side
    4,036.32x = 23,664,437.39
  5. Step 5: Solve for x
    x = 23,664,437.39/4,036.32
  6. Step 6: Final answer
    x = 5,862.87

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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.