Home / 3,555.09-5,324.41-3,432.06

Finding the Fourth Proportional to 3,555.09, 5,324.41 and 3,432.06

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Solution

The fourth proportional to 3,555.09, 5,324.41 and 3,432.06 is: 5,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.09 : 5,324.41 = 3,432.06 : x
  2. Step 2: Convert to fraction form
    3,555.09/5,324.41 = 3,432.06/x
  3. Step 3: Cross multiply
    3,555.09x = 5,324.41 × 3,432.06
  4. Step 4: Simplify right side
    3,555.09x = 18,273,694.58
  5. Step 5: Solve for x
    x = 18,273,694.58/3,555.09
  6. Step 6: Final answer
    x = 5,140.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.