Home / 1,827.74-2,523.22-1,129.52

Finding the Fourth Proportional to 1,827.74, 2,523.22 and 1,129.52

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Solution

The fourth proportional to 1,827.74, 2,523.22 and 1,129.52 is: 1,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.74 : 2,523.22 = 1,129.52 : x
  2. Step 2: Convert to fraction form
    1,827.74/2,523.22 = 1,129.52/x
  3. Step 3: Cross multiply
    1,827.74x = 2,523.22 × 1,129.52
  4. Step 4: Simplify right side
    1,827.74x = 2,850,027.45
  5. Step 5: Solve for x
    x = 2,850,027.45/1,827.74
  6. Step 6: Final answer
    x = 1,559.32

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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.