Home / 5,400.90-7,452.97-3,043.18

Finding the Fourth Proportional to 5,400.90, 7,452.97 and 3,043.18

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Solution

The fourth proportional to 5,400.90, 7,452.97 and 3,043.18 is: 4,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.90 : 7,452.97 = 3,043.18 : x
  2. Step 2: Convert to fraction form
    5,400.90/7,452.97 = 3,043.18/x
  3. Step 3: Cross multiply
    5,400.90x = 7,452.97 × 3,043.18
  4. Step 4: Simplify right side
    5,400.90x = 22,680,729.24
  5. Step 5: Solve for x
    x = 22,680,729.24/5,400.90
  6. Step 6: Final answer
    x = 4,199.44

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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.