Home / 9,525.38-13,141.98-6,170.76

Finding the Fourth Proportional to 9,525.38, 13,141.98 and 6,170.76

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Solution

The fourth proportional to 9,525.38, 13,141.98 and 6,170.76 is: 8,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.38 : 13,141.98 = 6,170.76 : x
  2. Step 2: Convert to fraction form
    9,525.38/13,141.98 = 6,170.76/x
  3. Step 3: Cross multiply
    9,525.38x = 13,141.98 × 6,170.76
  4. Step 4: Simplify right side
    9,525.38x = 81,096,004.50
  5. Step 5: Solve for x
    x = 81,096,004.50/9,525.38
  6. Step 6: Final answer
    x = 8,513.68

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Half scale
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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.