Home / 7,195.93-9,930.36-4,052.12

Finding the Fourth Proportional to 7,195.93, 9,930.36 and 4,052.12

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Solution

The fourth proportional to 7,195.93, 9,930.36 and 4,052.12 is: 5,591.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.93 : 9,930.36 = 4,052.12 : x
  2. Step 2: Convert to fraction form
    7,195.93/9,930.36 = 4,052.12/x
  3. Step 3: Cross multiply
    7,195.93x = 9,930.36 × 4,052.12
  4. Step 4: Simplify right side
    7,195.93x = 40,238,990.10
  5. Step 5: Solve for x
    x = 40,238,990.10/7,195.93
  6. Step 6: Final answer
    x = 5,591.91

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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.