Home / 9,525.11-13,149.21-6,343.70

Finding the Fourth Proportional to 9,525.11, 13,149.21 and 6,343.70

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Solution

The fourth proportional to 9,525.11, 13,149.21 and 6,343.70 is: 8,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.11 : 13,149.21 = 6,343.70 : x
  2. Step 2: Convert to fraction form
    9,525.11/13,149.21 = 6,343.70/x
  3. Step 3: Cross multiply
    9,525.11x = 13,149.21 × 6,343.70
  4. Step 4: Simplify right side
    9,525.11x = 83,414,643.48
  5. Step 5: Solve for x
    x = 83,414,643.48/9,525.11
  6. Step 6: Final answer
    x = 8,757.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.