Home / 9,601.90-13,250.20-5,353.43

Finding the Fourth Proportional to 9,601.90, 13,250.20 and 5,353.43

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Solution

The fourth proportional to 9,601.90, 13,250.20 and 5,353.43 is: 7,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,601.90 : 13,250.20 = 5,353.43 : x
  2. Step 2: Convert to fraction form
    9,601.90/13,250.20 = 5,353.43/x
  3. Step 3: Cross multiply
    9,601.90x = 13,250.20 × 5,353.43
  4. Step 4: Simplify right side
    9,601.90x = 70,933,991.42
  5. Step 5: Solve for x
    x = 70,933,991.42/9,601.90
  6. Step 6: Final answer
    x = 7,387.50

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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.