Home / 8,831.40-13,244.12-3,565.06

Finding the Fourth Proportional to 8,831.40, 13,244.12 and 3,565.06

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Solution

The fourth proportional to 8,831.40, 13,244.12 and 3,565.06 is: 5,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.40 : 13,244.12 = 3,565.06 : x
  2. Step 2: Convert to fraction form
    8,831.40/13,244.12 = 3,565.06/x
  3. Step 3: Cross multiply
    8,831.40x = 13,244.12 × 3,565.06
  4. Step 4: Simplify right side
    8,831.40x = 47,216,082.45
  5. Step 5: Solve for x
    x = 47,216,082.45/8,831.40
  6. Step 6: Final answer
    x = 5,346.39

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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.