Home / 9,738.59-13,439.25-6,203.85

Finding the Fourth Proportional to 9,738.59, 13,439.25 and 6,203.85

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Solution

The fourth proportional to 9,738.59, 13,439.25 and 6,203.85 is: 8,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.59 : 13,439.25 = 6,203.85 : x
  2. Step 2: Convert to fraction form
    9,738.59/13,439.25 = 6,203.85/x
  3. Step 3: Cross multiply
    9,738.59x = 13,439.25 × 6,203.85
  4. Step 4: Simplify right side
    9,738.59x = 83,375,091.11
  5. Step 5: Solve for x
    x = 83,375,091.11/9,738.59
  6. Step 6: Final answer
    x = 8,561.31

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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.