Home / 6,944.42-9,581.78-3,959.44

Finding the Fourth Proportional to 6,944.42, 9,581.78 and 3,959.44

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Solution

The fourth proportional to 6,944.42, 9,581.78 and 3,959.44 is: 5,463.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944.42 : 9,581.78 = 3,959.44 : x
  2. Step 2: Convert to fraction form
    6,944.42/9,581.78 = 3,959.44/x
  3. Step 3: Cross multiply
    6,944.42x = 9,581.78 × 3,959.44
  4. Step 4: Simplify right side
    6,944.42x = 37,938,483.00
  5. Step 5: Solve for x
    x = 37,938,483.00/6,944.42
  6. Step 6: Final answer
    x = 5,463.16

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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.