Home / 4,427.85-6,111.11-3,363.87

Finding the Fourth Proportional to 4,427.85, 6,111.11 and 3,363.87

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Solution

The fourth proportional to 4,427.85, 6,111.11 and 3,363.87 is: 4,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.85 : 6,111.11 = 3,363.87 : x
  2. Step 2: Convert to fraction form
    4,427.85/6,111.11 = 3,363.87/x
  3. Step 3: Cross multiply
    4,427.85x = 6,111.11 × 3,363.87
  4. Step 4: Simplify right side
    4,427.85x = 20,556,962.78
  5. Step 5: Solve for x
    x = 20,556,962.78/4,427.85
  6. Step 6: Final answer
    x = 4,642.65

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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.