Home / 1,106.13-1,524.75-825.95

Finding the Fourth Proportional to 1,106.13, 1,524.75 and 825.95

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Solution

The fourth proportional to 1,106.13, 1,524.75 and 825.95 is: 1,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.13 : 1,524.75 = 825.95 : x
  2. Step 2: Convert to fraction form
    1,106.13/1,524.75 = 825.95/x
  3. Step 3: Cross multiply
    1,106.13x = 1,524.75 × 825.95
  4. Step 4: Simplify right side
    1,106.13x = 1,259,359.64
  5. Step 5: Solve for x
    x = 1,259,359.64/1,106.13
  6. Step 6: Final answer
    x = 1,138.53

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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.