Home / 9,530.43-13,140.56-8,201.85

Finding the Fourth Proportional to 9,530.43, 13,140.56 and 8,201.85

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Solution

The fourth proportional to 9,530.43, 13,140.56 and 8,201.85 is: 11,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.43 : 13,140.56 = 8,201.85 : x
  2. Step 2: Convert to fraction form
    9,530.43/13,140.56 = 8,201.85/x
  3. Step 3: Cross multiply
    9,530.43x = 13,140.56 × 8,201.85
  4. Step 4: Simplify right side
    9,530.43x = 107,776,861.03
  5. Step 5: Solve for x
    x = 107,776,861.03/9,530.43
  6. Step 6: Final answer
    x = 11,308.71

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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.