Home / 5,249.64-7,244.19-3,125.33

Finding the Fourth Proportional to 5,249.64, 7,244.19 and 3,125.33

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Solution

The fourth proportional to 5,249.64, 7,244.19 and 3,125.33 is: 4,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.64 : 7,244.19 = 3,125.33 : x
  2. Step 2: Convert to fraction form
    5,249.64/7,244.19 = 3,125.33/x
  3. Step 3: Cross multiply
    5,249.64x = 7,244.19 × 3,125.33
  4. Step 4: Simplify right side
    5,249.64x = 22,640,484.33
  5. Step 5: Solve for x
    x = 22,640,484.33/5,249.64
  6. Step 6: Final answer
    x = 4,312.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.