Home / 2,566.71-3,539.52-2,067.75

Finding the Fourth Proportional to 2,566.71, 3,539.52 and 2,067.75

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Solution

The fourth proportional to 2,566.71, 3,539.52 and 2,067.75 is: 2,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.71 : 3,539.52 = 2,067.75 : x
  2. Step 2: Convert to fraction form
    2,566.71/3,539.52 = 2,067.75/x
  3. Step 3: Cross multiply
    2,566.71x = 3,539.52 × 2,067.75
  4. Step 4: Simplify right side
    2,566.71x = 7,318,842.48
  5. Step 5: Solve for x
    x = 7,318,842.48/2,566.71
  6. Step 6: Final answer
    x = 2,851.45

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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.