Home / 8,831.24-13,246.87-2,257.43

Finding the Fourth Proportional to 8,831.24, 13,246.87 and 2,257.43

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Solution

The fourth proportional to 8,831.24, 13,246.87 and 2,257.43 is: 3,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.24 : 13,246.87 = 2,257.43 : x
  2. Step 2: Convert to fraction form
    8,831.24/13,246.87 = 2,257.43/x
  3. Step 3: Cross multiply
    8,831.24x = 13,246.87 × 2,257.43
  4. Step 4: Simplify right side
    8,831.24x = 29,903,870.46
  5. Step 5: Solve for x
    x = 29,903,870.46/8,831.24
  6. Step 6: Final answer
    x = 3,386.15

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1.5x scale

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.