Home / 5,358.27-7,391.94-3,470.48

Finding the Fourth Proportional to 5,358.27, 7,391.94 and 3,470.48

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Solution

The fourth proportional to 5,358.27, 7,391.94 and 3,470.48 is: 4,787.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.27 : 7,391.94 = 3,470.48 : x
  2. Step 2: Convert to fraction form
    5,358.27/7,391.94 = 3,470.48/x
  3. Step 3: Cross multiply
    5,358.27x = 7,391.94 × 3,470.48
  4. Step 4: Simplify right side
    5,358.27x = 25,653,577.20
  5. Step 5: Solve for x
    x = 25,653,577.20/5,358.27
  6. Step 6: Final answer
    x = 4,787.66

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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.