Home / 3,273.75-4,909.01-1,325.43

Finding the Fourth Proportional to 3,273.75, 4,909.01 and 1,325.43

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Solution

The fourth proportional to 3,273.75, 4,909.01 and 1,325.43 is: 1,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.75 : 4,909.01 = 1,325.43 : x
  2. Step 2: Convert to fraction form
    3,273.75/4,909.01 = 1,325.43/x
  3. Step 3: Cross multiply
    3,273.75x = 4,909.01 × 1,325.43
  4. Step 4: Simplify right side
    3,273.75x = 6,506,542.50
  5. Step 5: Solve for x
    x = 6,506,542.50/3,273.75
  6. Step 6: Final answer
    x = 1,987.49

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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.