Home / 7,195.27-9,930.87-4,051.48

Finding the Fourth Proportional to 7,195.27, 9,930.87 and 4,051.48

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Solution

The fourth proportional to 7,195.27, 9,930.87 and 4,051.48 is: 5,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.27 : 9,930.87 = 4,051.48 : x
  2. Step 2: Convert to fraction form
    7,195.27/9,930.87 = 4,051.48/x
  3. Step 3: Cross multiply
    7,195.27x = 9,930.87 × 4,051.48
  4. Step 4: Simplify right side
    7,195.27x = 40,234,721.19
  5. Step 5: Solve for x
    x = 40,234,721.19/7,195.27
  6. Step 6: Final answer
    x = 5,591.83

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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.