Home / 9,124.45-13,687.08-3,577.30

Finding the Fourth Proportional to 9,124.45, 13,687.08 and 3,577.30

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Solution

The fourth proportional to 9,124.45, 13,687.08 and 3,577.30 is: 5,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.45 : 13,687.08 = 3,577.30 : x
  2. Step 2: Convert to fraction form
    9,124.45/13,687.08 = 3,577.30/x
  3. Step 3: Cross multiply
    9,124.45x = 13,687.08 × 3,577.30
  4. Step 4: Simplify right side
    9,124.45x = 48,962,791.28
  5. Step 5: Solve for x
    x = 48,962,791.28/9,124.45
  6. Step 6: Final answer
    x = 5,366.11

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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.