Home / 7,537.99-11,312.17-3,382.65

Finding the Fourth Proportional to 7,537.99, 11,312.17 and 3,382.65

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Solution

The fourth proportional to 7,537.99, 11,312.17 and 3,382.65 is: 5,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.99 : 11,312.17 = 3,382.65 : x
  2. Step 2: Convert to fraction form
    7,537.99/11,312.17 = 3,382.65/x
  3. Step 3: Cross multiply
    7,537.99x = 11,312.17 × 3,382.65
  4. Step 4: Simplify right side
    7,537.99x = 38,265,067.15
  5. Step 5: Solve for x
    x = 38,265,067.15/7,537.99
  6. Step 6: Final answer
    x = 5,076.30

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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.