Home / 8,747.48-13,123.14-2,591.96

Finding the Fourth Proportional to 8,747.48, 13,123.14 and 2,591.96

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Solution

The fourth proportional to 8,747.48, 13,123.14 and 2,591.96 is: 3,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.48 : 13,123.14 = 2,591.96 : x
  2. Step 2: Convert to fraction form
    8,747.48/13,123.14 = 2,591.96/x
  3. Step 3: Cross multiply
    8,747.48x = 13,123.14 × 2,591.96
  4. Step 4: Simplify right side
    8,747.48x = 34,014,653.95
  5. Step 5: Solve for x
    x = 34,014,653.95/8,747.48
  6. Step 6: Final answer
    x = 3,888.51

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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.