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Finding the Fourth Proportional to 5,049.72, 6,945.48 and 4,052.82

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Solution

The fourth proportional to 5,049.72, 6,945.48 and 4,052.82 is: 5,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.72 : 6,945.48 = 4,052.82 : x
  2. Step 2: Convert to fraction form
    5,049.72/6,945.48 = 4,052.82/x
  3. Step 3: Cross multiply
    5,049.72x = 6,945.48 × 4,052.82
  4. Step 4: Simplify right side
    5,049.72x = 28,148,780.25
  5. Step 5: Solve for x
    x = 28,148,780.25/5,049.72
  6. Step 6: Final answer
    x = 5,574.32

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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.