Home / 2,659.11-3,669.30-1,479.93

Finding the Fourth Proportional to 2,659.11, 3,669.30 and 1,479.93

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Solution

The fourth proportional to 2,659.11, 3,669.30 and 1,479.93 is: 2,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.11 : 3,669.30 = 1,479.93 : x
  2. Step 2: Convert to fraction form
    2,659.11/3,669.30 = 1,479.93/x
  3. Step 3: Cross multiply
    2,659.11x = 3,669.30 × 1,479.93
  4. Step 4: Simplify right side
    2,659.11x = 5,430,307.15
  5. Step 5: Solve for x
    x = 5,430,307.15/2,659.11
  6. Step 6: Final answer
    x = 2,042.15

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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.