Home / 3,261.68-4,500.02-1,845.20

Finding the Fourth Proportional to 3,261.68, 4,500.02 and 1,845.20

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Solution

The fourth proportional to 3,261.68, 4,500.02 and 1,845.20 is: 2,545.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.68 : 4,500.02 = 1,845.20 : x
  2. Step 2: Convert to fraction form
    3,261.68/4,500.02 = 1,845.20/x
  3. Step 3: Cross multiply
    3,261.68x = 4,500.02 × 1,845.20
  4. Step 4: Simplify right side
    3,261.68x = 8,303,436.90
  5. Step 5: Solve for x
    x = 8,303,436.90/3,261.68
  6. Step 6: Final answer
    x = 2,545.75

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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.