Home / 1,469.25-2,025.77-1,153.53

Finding the Fourth Proportional to 1,469.25, 2,025.77 and 1,153.53

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Solution

The fourth proportional to 1,469.25, 2,025.77 and 1,153.53 is: 1,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.25 : 2,025.77 = 1,153.53 : x
  2. Step 2: Convert to fraction form
    1,469.25/2,025.77 = 1,153.53/x
  3. Step 3: Cross multiply
    1,469.25x = 2,025.77 × 1,153.53
  4. Step 4: Simplify right side
    1,469.25x = 2,336,780.70
  5. Step 5: Solve for x
    x = 2,336,780.70/1,469.25
  6. Step 6: Final answer
    x = 1,590.46

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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.