Home / 11,549.20-17,323.80-4,153.90

Finding the Fourth Proportional to 11,549.20, 17,323.80 and 4,153.90

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Solution

The fourth proportional to 11,549.20, 17,323.80 and 4,153.90 is: 6,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.20 : 17,323.80 = 4,153.90 : x
  2. Step 2: Convert to fraction form
    11,549.20/17,323.80 = 4,153.90/x
  3. Step 3: Cross multiply
    11,549.20x = 17,323.80 × 4,153.90
  4. Step 4: Simplify right side
    11,549.20x = 71,961,332.82
  5. Step 5: Solve for x
    x = 71,961,332.82/11,549.20
  6. Step 6: Final answer
    x = 6,230.85

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1.5x scale

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.