Home / 7,831.18-11,747.01-2,284.39

Finding the Fourth Proportional to 7,831.18, 11,747.01 and 2,284.39

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Solution

The fourth proportional to 7,831.18, 11,747.01 and 2,284.39 is: 3,426.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.18 : 11,747.01 = 2,284.39 : x
  2. Step 2: Convert to fraction form
    7,831.18/11,747.01 = 2,284.39/x
  3. Step 3: Cross multiply
    7,831.18x = 11,747.01 × 2,284.39
  4. Step 4: Simplify right side
    7,831.18x = 26,834,752.17
  5. Step 5: Solve for x
    x = 26,834,752.17/7,831.18
  6. Step 6: Final answer
    x = 3,426.66

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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.