Home / 7,930.60-10,944.90-4,394.92

Finding the Fourth Proportional to 7,930.60, 10,944.90 and 4,394.92

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Solution

The fourth proportional to 7,930.60, 10,944.90 and 4,394.92 is: 6,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.60 : 10,944.90 = 4,394.92 : x
  2. Step 2: Convert to fraction form
    7,930.60/10,944.90 = 4,394.92/x
  3. Step 3: Cross multiply
    7,930.60x = 10,944.90 × 4,394.92
  4. Step 4: Simplify right side
    7,930.60x = 48,101,959.91
  5. Step 5: Solve for x
    x = 48,101,959.91/7,930.60
  6. Step 6: Final answer
    x = 6,065.36

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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.