Home / 5,423.26-8,134.16-1,527.97

Finding the Fourth Proportional to 5,423.26, 8,134.16 and 1,527.97

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Solution

The fourth proportional to 5,423.26, 8,134.16 and 1,527.97 is: 2,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.26 : 8,134.16 = 1,527.97 : x
  2. Step 2: Convert to fraction form
    5,423.26/8,134.16 = 1,527.97/x
  3. Step 3: Cross multiply
    5,423.26x = 8,134.16 × 1,527.97
  4. Step 4: Simplify right side
    5,423.26x = 12,428,752.46
  5. Step 5: Solve for x
    x = 12,428,752.46/5,423.26
  6. Step 6: Final answer
    x = 2,291.75

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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.