Home / 9,065.28-13,586.40-3,865.92

Finding the Fourth Proportional to 9,065.28, 13,586.40 and 3,865.92

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Solution

The fourth proportional to 9,065.28, 13,586.40 and 3,865.92 is: 5,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.28 : 13,586.40 = 3,865.92 : x
  2. Step 2: Convert to fraction form
    9,065.28/13,586.40 = 3,865.92/x
  3. Step 3: Cross multiply
    9,065.28x = 13,586.40 × 3,865.92
  4. Step 4: Simplify right side
    9,065.28x = 52,523,935.49
  5. Step 5: Solve for x
    x = 52,523,935.49/9,065.28
  6. Step 6: Final answer
    x = 5,793.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.