Home / 12,566.57-18,849.74-3,801.48

Finding the Fourth Proportional to 12,566.57, 18,849.74 and 3,801.48

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Solution

The fourth proportional to 12,566.57, 18,849.74 and 3,801.48 is: 5,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.57 : 18,849.74 = 3,801.48 : x
  2. Step 2: Convert to fraction form
    12,566.57/18,849.74 = 3,801.48/x
  3. Step 3: Cross multiply
    12,566.57x = 18,849.74 × 3,801.48
  4. Step 4: Simplify right side
    12,566.57x = 71,656,890.61
  5. Step 5: Solve for x
    x = 71,656,890.61/12,566.57
  6. Step 6: Final answer
    x = 5,702.19

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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.