Home / 4,636.13-6,397.85-2,540.21

Finding the Fourth Proportional to 4,636.13, 6,397.85 and 2,540.21

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Solution

The fourth proportional to 4,636.13, 6,397.85 and 2,540.21 is: 3,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.13 : 6,397.85 = 2,540.21 : x
  2. Step 2: Convert to fraction form
    4,636.13/6,397.85 = 2,540.21/x
  3. Step 3: Cross multiply
    4,636.13x = 6,397.85 × 2,540.21
  4. Step 4: Simplify right side
    4,636.13x = 16,251,856.91
  5. Step 5: Solve for x
    x = 16,251,856.91/4,636.13
  6. Step 6: Final answer
    x = 3,505.48

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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.