Home / 4,402.74-6,604.35-1,115.86

Finding the Fourth Proportional to 4,402.74, 6,604.35 and 1,115.86

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Solution

The fourth proportional to 4,402.74, 6,604.35 and 1,115.86 is: 1,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.74 : 6,604.35 = 1,115.86 : x
  2. Step 2: Convert to fraction form
    4,402.74/6,604.35 = 1,115.86/x
  3. Step 3: Cross multiply
    4,402.74x = 6,604.35 × 1,115.86
  4. Step 4: Simplify right side
    4,402.74x = 7,369,523.77
  5. Step 5: Solve for x
    x = 7,369,523.77/4,402.74
  6. Step 6: Final answer
    x = 1,673.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.