Home / 7,930.28-10,944.16-4,393.52

Finding the Fourth Proportional to 7,930.28, 10,944.16 and 4,393.52

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Solution

The fourth proportional to 7,930.28, 10,944.16 and 4,393.52 is: 6,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.28 : 10,944.16 = 4,393.52 : x
  2. Step 2: Convert to fraction form
    7,930.28/10,944.16 = 4,393.52/x
  3. Step 3: Cross multiply
    7,930.28x = 10,944.16 × 4,393.52
  4. Step 4: Simplify right side
    7,930.28x = 48,083,385.84
  5. Step 5: Solve for x
    x = 48,083,385.84/7,930.28
  6. Step 6: Final answer
    x = 6,063.26

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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.