Home / 5,387.01-7,427.95-3,793.15

Finding the Fourth Proportional to 5,387.01, 7,427.95 and 3,793.15

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Solution

The fourth proportional to 5,387.01, 7,427.95 and 3,793.15 is: 5,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.01 : 7,427.95 = 3,793.15 : x
  2. Step 2: Convert to fraction form
    5,387.01/7,427.95 = 3,793.15/x
  3. Step 3: Cross multiply
    5,387.01x = 7,427.95 × 3,793.15
  4. Step 4: Simplify right side
    5,387.01x = 28,175,370.57
  5. Step 5: Solve for x
    x = 28,175,370.57/5,387.01
  6. Step 6: Final answer
    x = 5,230.24

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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.