Home / 1,524.36-2,278.20-1,110.72

Finding the Fourth Proportional to 1,524.36, 2,278.20 and 1,110.72

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Solution

The fourth proportional to 1,524.36, 2,278.20 and 1,110.72 is: 1,660.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.36 : 2,278.20 = 1,110.72 : x
  2. Step 2: Convert to fraction form
    1,524.36/2,278.20 = 1,110.72/x
  3. Step 3: Cross multiply
    1,524.36x = 2,278.20 × 1,110.72
  4. Step 4: Simplify right side
    1,524.36x = 2,530,442.30
  5. Step 5: Solve for x
    x = 2,530,442.30/1,524.36
  6. Step 6: Final answer
    x = 1,660.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.