Home / 3,214.89-4,436.67-2,427.57

Finding the Fourth Proportional to 3,214.89, 4,436.67 and 2,427.57

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Solution

The fourth proportional to 3,214.89, 4,436.67 and 2,427.57 is: 3,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.89 : 4,436.67 = 2,427.57 : x
  2. Step 2: Convert to fraction form
    3,214.89/4,436.67 = 2,427.57/x
  3. Step 3: Cross multiply
    3,214.89x = 4,436.67 × 2,427.57
  4. Step 4: Simplify right side
    3,214.89x = 10,770,336.10
  5. Step 5: Solve for x
    x = 10,770,336.10/3,214.89
  6. Step 6: Final answer
    x = 3,350.14

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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.