Home / 10,012.28-15,017.13-2,616.71

Finding the Fourth Proportional to 10,012.28, 15,017.13 and 2,616.71

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Solution

The fourth proportional to 10,012.28, 15,017.13 and 2,616.71 is: 3,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.28 : 15,017.13 = 2,616.71 : x
  2. Step 2: Convert to fraction form
    10,012.28/15,017.13 = 2,616.71/x
  3. Step 3: Cross multiply
    10,012.28x = 15,017.13 × 2,616.71
  4. Step 4: Simplify right side
    10,012.28x = 39,295,399.16
  5. Step 5: Solve for x
    x = 39,295,399.16/10,012.28
  6. Step 6: Final answer
    x = 3,924.72

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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.