Home / 8,839.30-13,264.91-3,645.06

Finding the Fourth Proportional to 8,839.30, 13,264.91 and 3,645.06

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Solution

The fourth proportional to 8,839.30, 13,264.91 and 3,645.06 is: 5,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.30 : 13,264.91 = 3,645.06 : x
  2. Step 2: Convert to fraction form
    8,839.30/13,264.91 = 3,645.06/x
  3. Step 3: Cross multiply
    8,839.30x = 13,264.91 × 3,645.06
  4. Step 4: Simplify right side
    8,839.30x = 48,351,392.84
  5. Step 5: Solve for x
    x = 48,351,392.84/8,839.30
  6. Step 6: Final answer
    x = 5,470.05

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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.