Home / 1,015.41-1,514.20-1,006.17

Finding the Fourth Proportional to 1,015.41, 1,514.20 and 1,006.17

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Solution

The fourth proportional to 1,015.41, 1,514.20 and 1,006.17 is: 1,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015.41 : 1,514.20 = 1,006.17 : x
  2. Step 2: Convert to fraction form
    1,015.41/1,514.20 = 1,006.17/x
  3. Step 3: Cross multiply
    1,015.41x = 1,514.20 × 1,006.17
  4. Step 4: Simplify right side
    1,015.41x = 1,523,542.61
  5. Step 5: Solve for x
    x = 1,523,542.61/1,015.41
  6. Step 6: Final answer
    x = 1,500.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.