Home / 2,659.29-3,669.74-1,480.33

Finding the Fourth Proportional to 2,659.29, 3,669.74 and 1,480.33

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Solution

The fourth proportional to 2,659.29, 3,669.74 and 1,480.33 is: 2,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.29 : 3,669.74 = 1,480.33 : x
  2. Step 2: Convert to fraction form
    2,659.29/3,669.74 = 1,480.33/x
  3. Step 3: Cross multiply
    2,659.29x = 3,669.74 × 1,480.33
  4. Step 4: Simplify right side
    2,659.29x = 5,432,418.81
  5. Step 5: Solve for x
    x = 5,432,418.81/2,659.29
  6. Step 6: Final answer
    x = 2,042.81

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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.