Home / 1,825.58-2,519.16-1,079.48

Finding the Fourth Proportional to 1,825.58, 2,519.16 and 1,079.48

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Solution

The fourth proportional to 1,825.58, 2,519.16 and 1,079.48 is: 1,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.58 : 2,519.16 = 1,079.48 : x
  2. Step 2: Convert to fraction form
    1,825.58/2,519.16 = 1,079.48/x
  3. Step 3: Cross multiply
    1,825.58x = 2,519.16 × 1,079.48
  4. Step 4: Simplify right side
    1,825.58x = 2,719,382.84
  5. Step 5: Solve for x
    x = 2,719,382.84/1,825.58
  6. Step 6: Final answer
    x = 1,489.60

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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.