Home / 6,924.08-9,555.11-3,939.85

Finding the Fourth Proportional to 6,924.08, 9,555.11 and 3,939.85

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Solution

The fourth proportional to 6,924.08, 9,555.11 and 3,939.85 is: 5,436.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.08 : 9,555.11 = 3,939.85 : x
  2. Step 2: Convert to fraction form
    6,924.08/9,555.11 = 3,939.85/x
  3. Step 3: Cross multiply
    6,924.08x = 9,555.11 × 3,939.85
  4. Step 4: Simplify right side
    6,924.08x = 37,645,700.13
  5. Step 5: Solve for x
    x = 37,645,700.13/6,924.08
  6. Step 6: Final answer
    x = 5,436.92

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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.