Home / 4,638.92-6,401.68-2,514.40

Finding the Fourth Proportional to 4,638.92, 6,401.68 and 2,514.40

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Solution

The fourth proportional to 4,638.92, 6,401.68 and 2,514.40 is: 3,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.92 : 6,401.68 = 2,514.40 : x
  2. Step 2: Convert to fraction form
    4,638.92/6,401.68 = 2,514.40/x
  3. Step 3: Cross multiply
    4,638.92x = 6,401.68 × 2,514.40
  4. Step 4: Simplify right side
    4,638.92x = 16,096,384.19
  5. Step 5: Solve for x
    x = 16,096,384.19/4,638.92
  6. Step 6: Final answer
    x = 3,469.86

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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.