Home / 7,377.27-11,065.91-2,447.28

Finding the Fourth Proportional to 7,377.27, 11,065.91 and 2,447.28

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Solution

The fourth proportional to 7,377.27, 11,065.91 and 2,447.28 is: 3,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.27 : 11,065.91 = 2,447.28 : x
  2. Step 2: Convert to fraction form
    7,377.27/11,065.91 = 2,447.28/x
  3. Step 3: Cross multiply
    7,377.27x = 11,065.91 × 2,447.28
  4. Step 4: Simplify right side
    7,377.27x = 27,081,367.99
  5. Step 5: Solve for x
    x = 27,081,367.99/7,377.27
  6. Step 6: Final answer
    x = 3,670.92

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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.