Home / 2,659.08-3,669.55-1,480.17

Finding the Fourth Proportional to 2,659.08, 3,669.55 and 1,480.17

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Solution

The fourth proportional to 2,659.08, 3,669.55 and 1,480.17 is: 2,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.08 : 3,669.55 = 1,480.17 : x
  2. Step 2: Convert to fraction form
    2,659.08/3,669.55 = 1,480.17/x
  3. Step 3: Cross multiply
    2,659.08x = 3,669.55 × 1,480.17
  4. Step 4: Simplify right side
    2,659.08x = 5,431,576.21
  5. Step 5: Solve for x
    x = 5,431,576.21/2,659.08
  6. Step 6: Final answer
    x = 2,042.65

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1.5x scale

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.