Home / 3,247.10-4,867.57-1,054.30

Finding the Fourth Proportional to 3,247.10, 4,867.57 and 1,054.30

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Solution

The fourth proportional to 3,247.10, 4,867.57 and 1,054.30 is: 1,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.10 : 4,867.57 = 1,054.30 : x
  2. Step 2: Convert to fraction form
    3,247.10/4,867.57 = 1,054.30/x
  3. Step 3: Cross multiply
    3,247.10x = 4,867.57 × 1,054.30
  4. Step 4: Simplify right side
    3,247.10x = 5,131,849.44
  5. Step 5: Solve for x
    x = 5,131,849.44/3,247.10
  6. Step 6: Final answer
    x = 1,580.44

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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.