Home / 11,053.85-15,251.84-6,338.13

Finding the Fourth Proportional to 11,053.85, 15,251.84 and 6,338.13

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Solution

The fourth proportional to 11,053.85, 15,251.84 and 6,338.13 is: 8,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.85 : 15,251.84 = 6,338.13 : x
  2. Step 2: Convert to fraction form
    11,053.85/15,251.84 = 6,338.13/x
  3. Step 3: Cross multiply
    11,053.85x = 15,251.84 × 6,338.13
  4. Step 4: Simplify right side
    11,053.85x = 96,668,200.99
  5. Step 5: Solve for x
    x = 96,668,200.99/11,053.85
  6. Step 6: Final answer
    x = 8,745.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.