Home / 2,649.04-3,655.66-1,529.96

Finding the Fourth Proportional to 2,649.04, 3,655.66 and 1,529.96

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Solution

The fourth proportional to 2,649.04, 3,655.66 and 1,529.96 is: 2,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.04 : 3,655.66 = 1,529.96 : x
  2. Step 2: Convert to fraction form
    2,649.04/3,655.66 = 1,529.96/x
  3. Step 3: Cross multiply
    2,649.04x = 3,655.66 × 1,529.96
  4. Step 4: Simplify right side
    2,649.04x = 5,593,013.57
  5. Step 5: Solve for x
    x = 5,593,013.57/2,649.04
  6. Step 6: Final answer
    x = 2,111.34

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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.