Home / 8,919.09-13,373.15-4,232.75

Finding the Fourth Proportional to 8,919.09, 13,373.15 and 4,232.75

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Solution

The fourth proportional to 8,919.09, 13,373.15 and 4,232.75 is: 6,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919.09 : 13,373.15 = 4,232.75 : x
  2. Step 2: Convert to fraction form
    8,919.09/13,373.15 = 4,232.75/x
  3. Step 3: Cross multiply
    8,919.09x = 13,373.15 × 4,232.75
  4. Step 4: Simplify right side
    8,919.09x = 56,605,200.66
  5. Step 5: Solve for x
    x = 56,605,200.66/8,919.09
  6. Step 6: Final answer
    x = 6,346.52

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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.