Home / 3,847.29-5,771.07-1,250.25

Finding the Fourth Proportional to 3,847.29, 5,771.07 and 1,250.25

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Solution

The fourth proportional to 3,847.29, 5,771.07 and 1,250.25 is: 1,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.29 : 5,771.07 = 1,250.25 : x
  2. Step 2: Convert to fraction form
    3,847.29/5,771.07 = 1,250.25/x
  3. Step 3: Cross multiply
    3,847.29x = 5,771.07 × 1,250.25
  4. Step 4: Simplify right side
    3,847.29x = 7,215,280.27
  5. Step 5: Solve for x
    x = 7,215,280.27/3,847.29
  6. Step 6: Final answer
    x = 1,875.42

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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.