Home / 7,944.78-10,963.06-4,407.98

Finding the Fourth Proportional to 7,944.78, 10,963.06 and 4,407.98

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Solution

The fourth proportional to 7,944.78, 10,963.06 and 4,407.98 is: 6,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.78 : 10,963.06 = 4,407.98 : x
  2. Step 2: Convert to fraction form
    7,944.78/10,963.06 = 4,407.98/x
  3. Step 3: Cross multiply
    7,944.78x = 10,963.06 × 4,407.98
  4. Step 4: Simplify right side
    7,944.78x = 48,324,949.22
  5. Step 5: Solve for x
    x = 48,324,949.22/7,944.78
  6. Step 6: Final answer
    x = 6,082.60

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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.