Home / 7,387.82-10,195.35-4,030.94

Finding the Fourth Proportional to 7,387.82, 10,195.35 and 4,030.94

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Solution

The fourth proportional to 7,387.82, 10,195.35 and 4,030.94 is: 5,562.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.82 : 10,195.35 = 4,030.94 : x
  2. Step 2: Convert to fraction form
    7,387.82/10,195.35 = 4,030.94/x
  3. Step 3: Cross multiply
    7,387.82x = 10,195.35 × 4,030.94
  4. Step 4: Simplify right side
    7,387.82x = 41,096,793.15
  5. Step 5: Solve for x
    x = 41,096,793.15/7,387.82
  6. Step 6: Final answer
    x = 5,562.78

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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.