Home / 3,339.98-4,609.25-2,163.11

Finding the Fourth Proportional to 3,339.98, 4,609.25 and 2,163.11

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Solution

The fourth proportional to 3,339.98, 4,609.25 and 2,163.11 is: 2,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.98 : 4,609.25 = 2,163.11 : x
  2. Step 2: Convert to fraction form
    3,339.98/4,609.25 = 2,163.11/x
  3. Step 3: Cross multiply
    3,339.98x = 4,609.25 × 2,163.11
  4. Step 4: Simplify right side
    3,339.98x = 9,970,301.18
  5. Step 5: Solve for x
    x = 9,970,301.18/3,339.98
  6. Step 6: Final answer
    x = 2,985.13

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Double scale
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1.5x scale

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.