Home / 3,259.77-4,498.47-1,767.66

Finding the Fourth Proportional to 3,259.77, 4,498.47 and 1,767.66

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Solution

The fourth proportional to 3,259.77, 4,498.47 and 1,767.66 is: 2,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.77 : 4,498.47 = 1,767.66 : x
  2. Step 2: Convert to fraction form
    3,259.77/4,498.47 = 1,767.66/x
  3. Step 3: Cross multiply
    3,259.77x = 4,498.47 × 1,767.66
  4. Step 4: Simplify right side
    3,259.77x = 7,951,765.48
  5. Step 5: Solve for x
    x = 7,951,765.48/3,259.77
  6. Step 6: Final answer
    x = 2,439.36

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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.