Home / 2,658.96-3,669.36-1,480.02

Finding the Fourth Proportional to 2,658.96, 3,669.36 and 1,480.02

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Solution

The fourth proportional to 2,658.96, 3,669.36 and 1,480.02 is: 2,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.96 : 3,669.36 = 1,480.02 : x
  2. Step 2: Convert to fraction form
    2,658.96/3,669.36 = 1,480.02/x
  3. Step 3: Cross multiply
    2,658.96x = 3,669.36 × 1,480.02
  4. Step 4: Simplify right side
    2,658.96x = 5,430,726.19
  5. Step 5: Solve for x
    x = 5,430,726.19/2,658.96
  6. Step 6: Final answer
    x = 2,042.42

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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.