Home / 5,400.32-7,452.36-3,042.50

Finding the Fourth Proportional to 5,400.32, 7,452.36 and 3,042.50

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Solution

The fourth proportional to 5,400.32, 7,452.36 and 3,042.50 is: 4,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.32 : 7,452.36 = 3,042.50 : x
  2. Step 2: Convert to fraction form
    5,400.32/7,452.36 = 3,042.50/x
  3. Step 3: Cross multiply
    5,400.32x = 7,452.36 × 3,042.50
  4. Step 4: Simplify right side
    5,400.32x = 22,673,768.04
  5. Step 5: Solve for x
    x = 22,673,768.04/5,400.32
  6. Step 6: Final answer
    x = 4,198.60

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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.