Home / 7,388.94-11,079.72-2,456.85

Finding the Fourth Proportional to 7,388.94, 11,079.72 and 2,456.85

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Solution

The fourth proportional to 7,388.94, 11,079.72 and 2,456.85 is: 3,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.94 : 11,079.72 = 2,456.85 : x
  2. Step 2: Convert to fraction form
    7,388.94/11,079.72 = 2,456.85/x
  3. Step 3: Cross multiply
    7,388.94x = 11,079.72 × 2,456.85
  4. Step 4: Simplify right side
    7,388.94x = 27,221,210.08
  5. Step 5: Solve for x
    x = 27,221,210.08/7,388.94
  6. Step 6: Final answer
    x = 3,684.05

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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.