Home / 3,555.92-5,327.51-2,168.53

Finding the Fourth Proportional to 3,555.92, 5,327.51 and 2,168.53

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Solution

The fourth proportional to 3,555.92, 5,327.51 and 2,168.53 is: 3,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.92 : 5,327.51 = 2,168.53 : x
  2. Step 2: Convert to fraction form
    3,555.92/5,327.51 = 2,168.53/x
  3. Step 3: Cross multiply
    3,555.92x = 5,327.51 × 2,168.53
  4. Step 4: Simplify right side
    3,555.92x = 11,552,841.10
  5. Step 5: Solve for x
    x = 11,552,841.10/3,555.92
  6. Step 6: Final answer
    x = 3,248.90

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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.