Home / 4,638.76-6,401.52-2,542.92

Finding the Fourth Proportional to 4,638.76, 6,401.52 and 2,542.92

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Solution

The fourth proportional to 4,638.76, 6,401.52 and 2,542.92 is: 3,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.76 : 6,401.52 = 2,542.92 : x
  2. Step 2: Convert to fraction form
    4,638.76/6,401.52 = 2,542.92/x
  3. Step 3: Cross multiply
    4,638.76x = 6,401.52 × 2,542.92
  4. Step 4: Simplify right side
    4,638.76x = 16,278,553.24
  5. Step 5: Solve for x
    x = 16,278,553.24/4,638.76
  6. Step 6: Final answer
    x = 3,509.25

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Half scale
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Double scale
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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.