Home / 5,335.35-7,363.11-2,977.65

Finding the Fourth Proportional to 5,335.35, 7,363.11 and 2,977.65

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Solution

The fourth proportional to 5,335.35, 7,363.11 and 2,977.65 is: 4,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.35 : 7,363.11 = 2,977.65 : x
  2. Step 2: Convert to fraction form
    5,335.35/7,363.11 = 2,977.65/x
  3. Step 3: Cross multiply
    5,335.35x = 7,363.11 × 2,977.65
  4. Step 4: Simplify right side
    5,335.35x = 21,924,731.30
  5. Step 5: Solve for x
    x = 21,924,731.30/5,335.35
  6. Step 6: Final answer
    x = 4,109.33

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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.