Home / 5,475.61-8,213.91-1,527.13

Finding the Fourth Proportional to 5,475.61, 8,213.91 and 1,527.13

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Solution

The fourth proportional to 5,475.61, 8,213.91 and 1,527.13 is: 2,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.61 : 8,213.91 = 1,527.13 : x
  2. Step 2: Convert to fraction form
    5,475.61/8,213.91 = 1,527.13/x
  3. Step 3: Cross multiply
    5,475.61x = 8,213.91 × 1,527.13
  4. Step 4: Simplify right side
    5,475.61x = 12,543,708.38
  5. Step 5: Solve for x
    x = 12,543,708.38/5,475.61
  6. Step 6: Final answer
    x = 2,290.83

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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.