Home / 8,927.48-13,391.15-2,687.47

Finding the Fourth Proportional to 8,927.48, 13,391.15 and 2,687.47

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Solution

The fourth proportional to 8,927.48, 13,391.15 and 2,687.47 is: 4,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.48 : 13,391.15 = 2,687.47 : x
  2. Step 2: Convert to fraction form
    8,927.48/13,391.15 = 2,687.47/x
  3. Step 3: Cross multiply
    8,927.48x = 13,391.15 × 2,687.47
  4. Step 4: Simplify right side
    8,927.48x = 35,988,313.89
  5. Step 5: Solve for x
    x = 35,988,313.89/8,927.48
  6. Step 6: Final answer
    x = 4,031.18

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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.