Home / 1,825.16-2,519.37-1,079.75

Finding the Fourth Proportional to 1,825.16, 2,519.37 and 1,079.75

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Solution

The fourth proportional to 1,825.16, 2,519.37 and 1,079.75 is: 1,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.16 : 2,519.37 = 1,079.75 : x
  2. Step 2: Convert to fraction form
    1,825.16/2,519.37 = 1,079.75/x
  3. Step 3: Cross multiply
    1,825.16x = 2,519.37 × 1,079.75
  4. Step 4: Simplify right side
    1,825.16x = 2,720,296.06
  5. Step 5: Solve for x
    x = 2,720,296.06/1,825.16
  6. Step 6: Final answer
    x = 1,490.45

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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.