Home / 6,633.38-9,154.28-3,649.55

Finding the Fourth Proportional to 6,633.38, 9,154.28 and 3,649.55

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Solution

The fourth proportional to 6,633.38, 9,154.28 and 3,649.55 is: 5,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.38 : 9,154.28 = 3,649.55 : x
  2. Step 2: Convert to fraction form
    6,633.38/9,154.28 = 3,649.55/x
  3. Step 3: Cross multiply
    6,633.38x = 9,154.28 × 3,649.55
  4. Step 4: Simplify right side
    6,633.38x = 33,408,965.93
  5. Step 5: Solve for x
    x = 33,408,965.93/6,633.38
  6. Step 6: Final answer
    x = 5,036.49

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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.