Home / 2,354.50-3,249.21-1,306.77

Finding the Fourth Proportional to 2,354.50, 3,249.21 and 1,306.77

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Solution

The fourth proportional to 2,354.50, 3,249.21 and 1,306.77 is: 1,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.50 : 3,249.21 = 1,306.77 : x
  2. Step 2: Convert to fraction form
    2,354.50/3,249.21 = 1,306.77/x
  3. Step 3: Cross multiply
    2,354.50x = 3,249.21 × 1,306.77
  4. Step 4: Simplify right side
    2,354.50x = 4,245,970.15
  5. Step 5: Solve for x
    x = 4,245,970.15/2,354.50
  6. Step 6: Final answer
    x = 1,803.34

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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.