Home / 3,649.12-5,035.36-2,904.96

Finding the Fourth Proportional to 3,649.12, 5,035.36 and 2,904.96

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Solution

The fourth proportional to 3,649.12, 5,035.36 and 2,904.96 is: 4,008.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.12 : 5,035.36 = 2,904.96 : x
  2. Step 2: Convert to fraction form
    3,649.12/5,035.36 = 2,904.96/x
  3. Step 3: Cross multiply
    3,649.12x = 5,035.36 × 2,904.96
  4. Step 4: Simplify right side
    3,649.12x = 14,627,519.39
  5. Step 5: Solve for x
    x = 14,627,519.39/3,649.12
  6. Step 6: Final answer
    x = 4,008.51

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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.