Home / 5,335.26-7,363.32-3,211.90

Finding the Fourth Proportional to 5,335.26, 7,363.32 and 3,211.90

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Solution

The fourth proportional to 5,335.26, 7,363.32 and 3,211.90 is: 4,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.26 : 7,363.32 = 3,211.90 : x
  2. Step 2: Convert to fraction form
    5,335.26/7,363.32 = 3,211.90/x
  3. Step 3: Cross multiply
    5,335.26x = 7,363.32 × 3,211.90
  4. Step 4: Simplify right side
    5,335.26x = 23,650,247.51
  5. Step 5: Solve for x
    x = 23,650,247.51/5,335.26
  6. Step 6: Final answer
    x = 4,432.82

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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.