Home / 3,244.80-4,867.20-1,165.80

Finding the Fourth Proportional to 3,244.80, 4,867.20 and 1,165.80

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Solution

The fourth proportional to 3,244.80, 4,867.20 and 1,165.80 is: 1,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.80 : 4,867.20 = 1,165.80 : x
  2. Step 2: Convert to fraction form
    3,244.80/4,867.20 = 1,165.80/x
  3. Step 3: Cross multiply
    3,244.80x = 4,867.20 × 1,165.80
  4. Step 4: Simplify right side
    3,244.80x = 5,674,181.76
  5. Step 5: Solve for x
    x = 5,674,181.76/3,244.80
  6. Step 6: Final answer
    x = 1,748.70

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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.