Home / 2,926.90-4,390.35-1,195.53

Finding the Fourth Proportional to 2,926.90, 4,390.35 and 1,195.53

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Solution

The fourth proportional to 2,926.90, 4,390.35 and 1,195.53 is: 1,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.90 : 4,390.35 = 1,195.53 : x
  2. Step 2: Convert to fraction form
    2,926.90/4,390.35 = 1,195.53/x
  3. Step 3: Cross multiply
    2,926.90x = 4,390.35 × 1,195.53
  4. Step 4: Simplify right side
    2,926.90x = 5,248,780.91
  5. Step 5: Solve for x
    x = 5,248,780.91/2,926.90
  6. Step 6: Final answer
    x = 1,793.29

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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.