Home / 2,659.59-3,666.92-1,713.75

Finding the Fourth Proportional to 2,659.59, 3,666.92 and 1,713.75

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Solution

The fourth proportional to 2,659.59, 3,666.92 and 1,713.75 is: 2,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.59 : 3,666.92 = 1,713.75 : x
  2. Step 2: Convert to fraction form
    2,659.59/3,666.92 = 1,713.75/x
  3. Step 3: Cross multiply
    2,659.59x = 3,666.92 × 1,713.75
  4. Step 4: Simplify right side
    2,659.59x = 6,284,175.58
  5. Step 5: Solve for x
    x = 6,284,175.58/2,659.59
  6. Step 6: Final answer
    x = 2,362.84

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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.