Home / 7,447.52-10,279.44-5,092.88

Finding the Fourth Proportional to 7,447.52, 10,279.44 and 5,092.88

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Solution

The fourth proportional to 7,447.52, 10,279.44 and 5,092.88 is: 7,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.52 : 10,279.44 = 5,092.88 : x
  2. Step 2: Convert to fraction form
    7,447.52/10,279.44 = 5,092.88/x
  3. Step 3: Cross multiply
    7,447.52x = 10,279.44 × 5,092.88
  4. Step 4: Simplify right side
    7,447.52x = 52,351,954.39
  5. Step 5: Solve for x
    x = 52,351,954.39/7,447.52
  6. Step 6: Final answer
    x = 7,029.45

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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.