Home / 4,635.99-6,397.83-2,540.12

Finding the Fourth Proportional to 4,635.99, 6,397.83 and 2,540.12

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Solution

The fourth proportional to 4,635.99, 6,397.83 and 2,540.12 is: 3,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.99 : 6,397.83 = 2,540.12 : x
  2. Step 2: Convert to fraction form
    4,635.99/6,397.83 = 2,540.12/x
  3. Step 3: Cross multiply
    4,635.99x = 6,397.83 × 2,540.12
  4. Step 4: Simplify right side
    4,635.99x = 16,251,223.95
  5. Step 5: Solve for x
    x = 16,251,223.95/4,635.99
  6. Step 6: Final answer
    x = 3,505.45

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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.