Home / 9,525.36-13,149.56-6,343.95

Finding the Fourth Proportional to 9,525.36, 13,149.56 and 6,343.95

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Solution

The fourth proportional to 9,525.36, 13,149.56 and 6,343.95 is: 8,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.36 : 13,149.56 = 6,343.95 : x
  2. Step 2: Convert to fraction form
    9,525.36/13,149.56 = 6,343.95/x
  3. Step 3: Cross multiply
    9,525.36x = 13,149.56 × 6,343.95
  4. Step 4: Simplify right side
    9,525.36x = 83,420,119.44
  5. Step 5: Solve for x
    x = 83,420,119.44/9,525.36
  6. Step 6: Final answer
    x = 8,757.69

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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.