Home / 2,724.26-3,759.48-1,605.89

Finding the Fourth Proportional to 2,724.26, 3,759.48 and 1,605.89

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Solution

The fourth proportional to 2,724.26, 3,759.48 and 1,605.89 is: 2,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.26 : 3,759.48 = 1,605.89 : x
  2. Step 2: Convert to fraction form
    2,724.26/3,759.48 = 1,605.89/x
  3. Step 3: Cross multiply
    2,724.26x = 3,759.48 × 1,605.89
  4. Step 4: Simplify right side
    2,724.26x = 6,037,320.74
  5. Step 5: Solve for x
    x = 6,037,320.74/2,724.26
  6. Step 6: Final answer
    x = 2,216.14

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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.