Home / 7,553.47-10,422.63-4,195.97

Finding the Fourth Proportional to 7,553.47, 10,422.63 and 4,195.97

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Solution

The fourth proportional to 7,553.47, 10,422.63 and 4,195.97 is: 5,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.47 : 10,422.63 = 4,195.97 : x
  2. Step 2: Convert to fraction form
    7,553.47/10,422.63 = 4,195.97/x
  3. Step 3: Cross multiply
    7,553.47x = 10,422.63 × 4,195.97
  4. Step 4: Simplify right side
    7,553.47x = 43,733,068.86
  5. Step 5: Solve for x
    x = 43,733,068.86/7,553.47
  6. Step 6: Final answer
    x = 5,789.80

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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.