Home / 9,143.30-13,715.46-2,568.97

Finding the Fourth Proportional to 9,143.30, 13,715.46 and 2,568.97

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Solution

The fourth proportional to 9,143.30, 13,715.46 and 2,568.97 is: 3,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143.30 : 13,715.46 = 2,568.97 : x
  2. Step 2: Convert to fraction form
    9,143.30/13,715.46 = 2,568.97/x
  3. Step 3: Cross multiply
    9,143.30x = 13,715.46 × 2,568.97
  4. Step 4: Simplify right side
    9,143.30x = 35,234,605.28
  5. Step 5: Solve for x
    x = 35,234,605.28/9,143.30
  6. Step 6: Final answer
    x = 3,853.60

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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.