Home / 7,695.32-11,541.72-2,149.04

Finding the Fourth Proportional to 7,695.32, 11,541.72 and 2,149.04

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Solution

The fourth proportional to 7,695.32, 11,541.72 and 2,149.04 is: 3,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.32 : 11,541.72 = 2,149.04 : x
  2. Step 2: Convert to fraction form
    7,695.32/11,541.72 = 2,149.04/x
  3. Step 3: Cross multiply
    7,695.32x = 11,541.72 × 2,149.04
  4. Step 4: Simplify right side
    7,695.32x = 24,803,617.95
  5. Step 5: Solve for x
    x = 24,803,617.95/7,695.32
  6. Step 6: Final answer
    x = 3,223.21

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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.