Home / 8,916.47-13,374.70-2,342.66

Finding the Fourth Proportional to 8,916.47, 13,374.70 and 2,342.66

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Solution

The fourth proportional to 8,916.47, 13,374.70 and 2,342.66 is: 3,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.47 : 13,374.70 = 2,342.66 : x
  2. Step 2: Convert to fraction form
    8,916.47/13,374.70 = 2,342.66/x
  3. Step 3: Cross multiply
    8,916.47x = 13,374.70 × 2,342.66
  4. Step 4: Simplify right side
    8,916.47x = 31,332,301.97
  5. Step 5: Solve for x
    x = 31,332,301.97/8,916.47
  6. Step 6: Final answer
    x = 3,513.98

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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.