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Finding the Fourth Proportional to 2,437.68, 3,658.08 and 1,342.08

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Solution

The fourth proportional to 2,437.68, 3,658.08 and 1,342.08 is: 2,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.68 : 3,658.08 = 1,342.08 : x
  2. Step 2: Convert to fraction form
    2,437.68/3,658.08 = 1,342.08/x
  3. Step 3: Cross multiply
    2,437.68x = 3,658.08 × 1,342.08
  4. Step 4: Simplify right side
    2,437.68x = 4,909,436.01
  5. Step 5: Solve for x
    x = 4,909,436.01/2,437.68
  6. Step 6: Final answer
    x = 2,013.98

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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.