Home / 11,048.87-16,570.78-3,151.24

Finding the Fourth Proportional to 11,048.87, 16,570.78 and 3,151.24

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Solution

The fourth proportional to 11,048.87, 16,570.78 and 3,151.24 is: 4,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.87 : 16,570.78 = 3,151.24 : x
  2. Step 2: Convert to fraction form
    11,048.87/16,570.78 = 3,151.24/x
  3. Step 3: Cross multiply
    11,048.87x = 16,570.78 × 3,151.24
  4. Step 4: Simplify right side
    11,048.87x = 52,218,455.46
  5. Step 5: Solve for x
    x = 52,218,455.46/11,048.87
  6. Step 6: Final answer
    x = 4,726.13

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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.