Home / 2,659.24-3,669.64-1,480.32

Finding the Fourth Proportional to 2,659.24, 3,669.64 and 1,480.32

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Solution

The fourth proportional to 2,659.24, 3,669.64 and 1,480.32 is: 2,042.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.24 : 3,669.64 = 1,480.32 : x
  2. Step 2: Convert to fraction form
    2,659.24/3,669.64 = 1,480.32/x
  3. Step 3: Cross multiply
    2,659.24x = 3,669.64 × 1,480.32
  4. Step 4: Simplify right side
    2,659.24x = 5,432,241.48
  5. Step 5: Solve for x
    x = 5,432,241.48/2,659.24
  6. Step 6: Final answer
    x = 2,042.78

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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.