Home / 7,456.97-10,279.84-4,934.86

Finding the Fourth Proportional to 7,456.97, 10,279.84 and 4,934.86

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Solution

The fourth proportional to 7,456.97, 10,279.84 and 4,934.86 is: 6,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.97 : 10,279.84 = 4,934.86 : x
  2. Step 2: Convert to fraction form
    7,456.97/10,279.84 = 4,934.86/x
  3. Step 3: Cross multiply
    7,456.97x = 10,279.84 × 4,934.86
  4. Step 4: Simplify right side
    7,456.97x = 50,729,519.82
  5. Step 5: Solve for x
    x = 50,729,519.82/7,456.97
  6. Step 6: Final answer
    x = 6,802.97

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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.