Home / 4,247.54-6,371.00-1,325.75

Finding the Fourth Proportional to 4,247.54, 6,371.00 and 1,325.75

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Solution

The fourth proportional to 4,247.54, 6,371.00 and 1,325.75 is: 1,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.54 : 6,371.00 = 1,325.75 : x
  2. Step 2: Convert to fraction form
    4,247.54/6,371.00 = 1,325.75/x
  3. Step 3: Cross multiply
    4,247.54x = 6,371.00 × 1,325.75
  4. Step 4: Simplify right side
    4,247.54x = 8,446,346.62
  5. Step 5: Solve for x
    x = 8,446,346.62/4,247.54
  6. Step 6: Final answer
    x = 1,988.53

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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.