Home / 6,889.25-10,325.68-3,961.51

Finding the Fourth Proportional to 6,889.25, 10,325.68 and 3,961.51

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Solution

The fourth proportional to 6,889.25, 10,325.68 and 3,961.51 is: 5,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.25 : 10,325.68 = 3,961.51 : x
  2. Step 2: Convert to fraction form
    6,889.25/10,325.68 = 3,961.51/x
  3. Step 3: Cross multiply
    6,889.25x = 10,325.68 × 3,961.51
  4. Step 4: Simplify right side
    6,889.25x = 40,905,248.86
  5. Step 5: Solve for x
    x = 40,905,248.86/6,889.25
  6. Step 6: Final answer
    x = 5,937.55

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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.