Home / 4,638.57-6,401.31-2,542.68

Finding the Fourth Proportional to 4,638.57, 6,401.31 and 2,542.68

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Solution

The fourth proportional to 4,638.57, 6,401.31 and 2,542.68 is: 3,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.57 : 6,401.31 = 2,542.68 : x
  2. Step 2: Convert to fraction form
    4,638.57/6,401.31 = 2,542.68/x
  3. Step 3: Cross multiply
    4,638.57x = 6,401.31 × 2,542.68
  4. Step 4: Simplify right side
    4,638.57x = 16,276,482.91
  5. Step 5: Solve for x
    x = 16,276,482.91/4,638.57
  6. Step 6: Final answer
    x = 3,508.94

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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.