Home / 3,580.71-5,349.17-3,451.11

Finding the Fourth Proportional to 3,580.71, 5,349.17 and 3,451.11

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Solution

The fourth proportional to 3,580.71, 5,349.17 and 3,451.11 is: 5,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.71 : 5,349.17 = 3,451.11 : x
  2. Step 2: Convert to fraction form
    3,580.71/5,349.17 = 3,451.11/x
  3. Step 3: Cross multiply
    3,580.71x = 5,349.17 × 3,451.11
  4. Step 4: Simplify right side
    3,580.71x = 18,460,556.82
  5. Step 5: Solve for x
    x = 18,460,556.82/3,580.71
  6. Step 6: Final answer
    x = 5,155.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.