Home / 4,638.16-6,400.68-2,542.48

Finding the Fourth Proportional to 4,638.16, 6,400.68 and 2,542.48

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Solution

The fourth proportional to 4,638.16, 6,400.68 and 2,542.48 is: 3,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.16 : 6,400.68 = 2,542.48 : x
  2. Step 2: Convert to fraction form
    4,638.16/6,400.68 = 2,542.48/x
  3. Step 3: Cross multiply
    4,638.16x = 6,400.68 × 2,542.48
  4. Step 4: Simplify right side
    4,638.16x = 16,273,600.89
  5. Step 5: Solve for x
    x = 16,273,600.89/4,638.16
  6. Step 6: Final answer
    x = 3,508.63

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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.