Home / 11,397.52-17,098.80-3,606.40

Finding the Fourth Proportional to 11,397.52, 17,098.80 and 3,606.40

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Solution

The fourth proportional to 11,397.52, 17,098.80 and 3,606.40 is: 5,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.52 : 17,098.80 = 3,606.40 : x
  2. Step 2: Convert to fraction form
    11,397.52/17,098.80 = 3,606.40/x
  3. Step 3: Cross multiply
    11,397.52x = 17,098.80 × 3,606.40
  4. Step 4: Simplify right side
    11,397.52x = 61,665,112.32
  5. Step 5: Solve for x
    x = 61,665,112.32/11,397.52
  6. Step 6: Final answer
    x = 5,410.40

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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.