Home / 5,337.56-7,366.07-2,979.72

Finding the Fourth Proportional to 5,337.56, 7,366.07 and 2,979.72

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Solution

The fourth proportional to 5,337.56, 7,366.07 and 2,979.72 is: 4,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.56 : 7,366.07 = 2,979.72 : x
  2. Step 2: Convert to fraction form
    5,337.56/7,366.07 = 2,979.72/x
  3. Step 3: Cross multiply
    5,337.56x = 7,366.07 × 2,979.72
  4. Step 4: Simplify right side
    5,337.56x = 21,948,833.55
  5. Step 5: Solve for x
    x = 21,948,833.55/5,337.56
  6. Step 6: Final answer
    x = 4,112.15

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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.