Home / 9,042.80-13,560.15-4,109.90

Finding the Fourth Proportional to 9,042.80, 13,560.15 and 4,109.90

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Solution

The fourth proportional to 9,042.80, 13,560.15 and 4,109.90 is: 6,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.80 : 13,560.15 = 4,109.90 : x
  2. Step 2: Convert to fraction form
    9,042.80/13,560.15 = 4,109.90/x
  3. Step 3: Cross multiply
    9,042.80x = 13,560.15 × 4,109.90
  4. Step 4: Simplify right side
    9,042.80x = 55,730,860.49
  5. Step 5: Solve for x
    x = 55,730,860.49/9,042.80
  6. Step 6: Final answer
    x = 6,163.01

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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.