Home / 3,325.11-4,987.79-1,244.90

Finding the Fourth Proportional to 3,325.11, 4,987.79 and 1,244.90

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Solution

The fourth proportional to 3,325.11, 4,987.79 and 1,244.90 is: 1,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.11 : 4,987.79 = 1,244.90 : x
  2. Step 2: Convert to fraction form
    3,325.11/4,987.79 = 1,244.90/x
  3. Step 3: Cross multiply
    3,325.11x = 4,987.79 × 1,244.90
  4. Step 4: Simplify right side
    3,325.11x = 6,209,277.94
  5. Step 5: Solve for x
    x = 6,209,277.94/3,325.11
  6. Step 6: Final answer
    x = 1,867.39

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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.