Home / 1,418.34-1,956.48-1,044.66

Finding the Fourth Proportional to 1,418.34, 1,956.48 and 1,044.66

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Solution

The fourth proportional to 1,418.34, 1,956.48 and 1,044.66 is: 1,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418.34 : 1,956.48 = 1,044.66 : x
  2. Step 2: Convert to fraction form
    1,418.34/1,956.48 = 1,044.66/x
  3. Step 3: Cross multiply
    1,418.34x = 1,956.48 × 1,044.66
  4. Step 4: Simplify right side
    1,418.34x = 2,043,856.40
  5. Step 5: Solve for x
    x = 2,043,856.40/1,418.34
  6. Step 6: Final answer
    x = 1,441.02

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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.