Home / 8,867.40-13,301.10-6,102.60

Finding the Fourth Proportional to 8,867.40, 13,301.10 and 6,102.60

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Solution

The fourth proportional to 8,867.40, 13,301.10 and 6,102.60 is: 9,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.40 : 13,301.10 = 6,102.60 : x
  2. Step 2: Convert to fraction form
    8,867.40/13,301.10 = 6,102.60/x
  3. Step 3: Cross multiply
    8,867.40x = 13,301.10 × 6,102.60
  4. Step 4: Simplify right side
    8,867.40x = 81,171,292.86
  5. Step 5: Solve for x
    x = 81,171,292.86/8,867.40
  6. Step 6: Final answer
    x = 9,153.90

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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.