Home / 2,080.45-2,867.26-1,724.50

Finding the Fourth Proportional to 2,080.45, 2,867.26 and 1,724.50

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Solution

The fourth proportional to 2,080.45, 2,867.26 and 1,724.50 is: 2,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.45 : 2,867.26 = 1,724.50 : x
  2. Step 2: Convert to fraction form
    2,080.45/2,867.26 = 1,724.50/x
  3. Step 3: Cross multiply
    2,080.45x = 2,867.26 × 1,724.50
  4. Step 4: Simplify right side
    2,080.45x = 4,944,575.53
  5. Step 5: Solve for x
    x = 4,944,575.53/2,080.45
  6. Step 6: Final answer
    x = 2,376.69

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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.