Home / 4,635.91-6,397.41-2,540.05

Finding the Fourth Proportional to 4,635.91, 6,397.41 and 2,540.05

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Solution

The fourth proportional to 4,635.91, 6,397.41 and 2,540.05 is: 3,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.91 : 6,397.41 = 2,540.05 : x
  2. Step 2: Convert to fraction form
    4,635.91/6,397.41 = 2,540.05/x
  3. Step 3: Cross multiply
    4,635.91x = 6,397.41 × 2,540.05
  4. Step 4: Simplify right side
    4,635.91x = 16,249,741.27
  5. Step 5: Solve for x
    x = 16,249,741.27/4,635.91
  6. Step 6: Final answer
    x = 3,505.19

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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.