Home / 5,414.31-7,466.56-3,290.19

Finding the Fourth Proportional to 5,414.31, 7,466.56 and 3,290.19

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Solution

The fourth proportional to 5,414.31, 7,466.56 and 3,290.19 is: 4,537.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.31 : 7,466.56 = 3,290.19 : x
  2. Step 2: Convert to fraction form
    5,414.31/7,466.56 = 3,290.19/x
  3. Step 3: Cross multiply
    5,414.31x = 7,466.56 × 3,290.19
  4. Step 4: Simplify right side
    5,414.31x = 24,566,401.05
  5. Step 5: Solve for x
    x = 24,566,401.05/5,414.31
  6. Step 6: Final answer
    x = 4,537.31

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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.