Home / 1,649.32-2,474.39-1,360.15

Finding the Fourth Proportional to 1,649.32, 2,474.39 and 1,360.15

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Solution

The fourth proportional to 1,649.32, 2,474.39 and 1,360.15 is: 2,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.32 : 2,474.39 = 1,360.15 : x
  2. Step 2: Convert to fraction form
    1,649.32/2,474.39 = 1,360.15/x
  3. Step 3: Cross multiply
    1,649.32x = 2,474.39 × 1,360.15
  4. Step 4: Simplify right side
    1,649.32x = 3,365,538.77
  5. Step 5: Solve for x
    x = 3,365,538.77/1,649.32
  6. Step 6: Final answer
    x = 2,040.56

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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.