Home / 3,649.08-5,475.60-2,648.52

Finding the Fourth Proportional to 3,649.08, 5,475.60 and 2,648.52

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Solution

The fourth proportional to 3,649.08, 5,475.60 and 2,648.52 is: 3,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.08 : 5,475.60 = 2,648.52 : x
  2. Step 2: Convert to fraction form
    3,649.08/5,475.60 = 2,648.52/x
  3. Step 3: Cross multiply
    3,649.08x = 5,475.60 × 2,648.52
  4. Step 4: Simplify right side
    3,649.08x = 14,502,236.11
  5. Step 5: Solve for x
    x = 14,502,236.11/3,649.08
  6. Step 6: Final answer
    x = 3,974.22

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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.