Home / 3,635.42-5,454.47-2,175.59

Finding the Fourth Proportional to 3,635.42, 5,454.47 and 2,175.59

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Solution

The fourth proportional to 3,635.42, 5,454.47 and 2,175.59 is: 3,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.42 : 5,454.47 = 2,175.59 : x
  2. Step 2: Convert to fraction form
    3,635.42/5,454.47 = 2,175.59/x
  3. Step 3: Cross multiply
    3,635.42x = 5,454.47 × 2,175.59
  4. Step 4: Simplify right side
    3,635.42x = 11,866,709.46
  5. Step 5: Solve for x
    x = 11,866,709.46/3,635.42
  6. Step 6: Final answer
    x = 3,264.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.