Home / 9,948.57-13,727.97-5,913.96

Finding the Fourth Proportional to 9,948.57, 13,727.97 and 5,913.96

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Solution

The fourth proportional to 9,948.57, 13,727.97 and 5,913.96 is: 8,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.57 : 13,727.97 = 5,913.96 : x
  2. Step 2: Convert to fraction form
    9,948.57/13,727.97 = 5,913.96/x
  3. Step 3: Cross multiply
    9,948.57x = 13,727.97 × 5,913.96
  4. Step 4: Simplify right side
    9,948.57x = 81,186,665.46
  5. Step 5: Solve for x
    x = 81,186,665.46/9,948.57
  6. Step 6: Final answer
    x = 8,160.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.