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Finding the Fourth Proportional to 2,935.52, 4,397.52 and 1,397.60

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Solution

The fourth proportional to 2,935.52, 4,397.52 and 1,397.60 is: 2,093.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.52 : 4,397.52 = 1,397.60 : x
  2. Step 2: Convert to fraction form
    2,935.52/4,397.52 = 1,397.60/x
  3. Step 3: Cross multiply
    2,935.52x = 4,397.52 × 1,397.60
  4. Step 4: Simplify right side
    2,935.52x = 6,145,973.95
  5. Step 5: Solve for x
    x = 6,145,973.95/2,935.52
  6. Step 6: Final answer
    x = 2,093.66

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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.