Home / 9,374.73-12,937.14-5,395.77

Finding the Fourth Proportional to 9,374.73, 12,937.14 and 5,395.77

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Solution

The fourth proportional to 9,374.73, 12,937.14 and 5,395.77 is: 7,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.73 : 12,937.14 = 5,395.77 : x
  2. Step 2: Convert to fraction form
    9,374.73/12,937.14 = 5,395.77/x
  3. Step 3: Cross multiply
    9,374.73x = 12,937.14 × 5,395.77
  4. Step 4: Simplify right side
    9,374.73x = 69,805,831.90
  5. Step 5: Solve for x
    x = 69,805,831.90/9,374.73
  6. Step 6: Final answer
    x = 7,446.17

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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.