Home / 7,944.40-10,963.32-4,407.68

Finding the Fourth Proportional to 7,944.40, 10,963.32 and 4,407.68

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Solution

The fourth proportional to 7,944.40, 10,963.32 and 4,407.68 is: 6,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.40 : 10,963.32 = 4,407.68 : x
  2. Step 2: Convert to fraction form
    7,944.40/10,963.32 = 4,407.68/x
  3. Step 3: Cross multiply
    7,944.40x = 10,963.32 × 4,407.68
  4. Step 4: Simplify right side
    7,944.40x = 48,322,806.30
  5. Step 5: Solve for x
    x = 48,322,806.30/7,944.40
  6. Step 6: Final answer
    x = 6,082.63

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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.