Home / 7,195.89-9,930.30-4,052.13

Finding the Fourth Proportional to 7,195.89, 9,930.30 and 4,052.13

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Solution

The fourth proportional to 7,195.89, 9,930.30 and 4,052.13 is: 5,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.89 : 9,930.30 = 4,052.13 : x
  2. Step 2: Convert to fraction form
    7,195.89/9,930.30 = 4,052.13/x
  3. Step 3: Cross multiply
    7,195.89x = 9,930.30 × 4,052.13
  4. Step 4: Simplify right side
    7,195.89x = 40,238,866.54
  5. Step 5: Solve for x
    x = 40,238,866.54/7,195.89
  6. Step 6: Final answer
    x = 5,591.92

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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.