Home / 8,831.13-12,186.52-4,851.46

Finding the Fourth Proportional to 8,831.13, 12,186.52 and 4,851.46

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Solution

The fourth proportional to 8,831.13, 12,186.52 and 4,851.46 is: 6,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.13 : 12,186.52 = 4,851.46 : x
  2. Step 2: Convert to fraction form
    8,831.13/12,186.52 = 4,851.46/x
  3. Step 3: Cross multiply
    8,831.13x = 12,186.52 × 4,851.46
  4. Step 4: Simplify right side
    8,831.13x = 59,122,414.32
  5. Step 5: Solve for x
    x = 59,122,414.32/8,831.13
  6. Step 6: Final answer
    x = 6,694.77

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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.