Home / 4,930.57-6,805.11-2,942.83

Finding the Fourth Proportional to 4,930.57, 6,805.11 and 2,942.83

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Solution

The fourth proportional to 4,930.57, 6,805.11 and 2,942.83 is: 4,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.57 : 6,805.11 = 2,942.83 : x
  2. Step 2: Convert to fraction form
    4,930.57/6,805.11 = 2,942.83/x
  3. Step 3: Cross multiply
    4,930.57x = 6,805.11 × 2,942.83
  4. Step 4: Simplify right side
    4,930.57x = 20,026,281.86
  5. Step 5: Solve for x
    x = 20,026,281.86/4,930.57
  6. Step 6: Final answer
    x = 4,061.66

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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.