Home / 4,747.20-6,553.76-3,801.12

Finding the Fourth Proportional to 4,747.20, 6,553.76 and 3,801.12

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Solution

The fourth proportional to 4,747.20, 6,553.76 and 3,801.12 is: 5,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.20 : 6,553.76 = 3,801.12 : x
  2. Step 2: Convert to fraction form
    4,747.20/6,553.76 = 3,801.12/x
  3. Step 3: Cross multiply
    4,747.20x = 6,553.76 × 3,801.12
  4. Step 4: Simplify right side
    4,747.20x = 24,911,628.21
  5. Step 5: Solve for x
    x = 24,911,628.21/4,747.20
  6. Step 6: Final answer
    x = 5,247.65

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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.