Home / 7,924.76-10,937.61-4,942.55

Finding the Fourth Proportional to 7,924.76, 10,937.61 and 4,942.55

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Solution

The fourth proportional to 7,924.76, 10,937.61 and 4,942.55 is: 6,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.76 : 10,937.61 = 4,942.55 : x
  2. Step 2: Convert to fraction form
    7,924.76/10,937.61 = 4,942.55/x
  3. Step 3: Cross multiply
    7,924.76x = 10,937.61 × 4,942.55
  4. Step 4: Simplify right side
    7,924.76x = 54,059,684.31
  5. Step 5: Solve for x
    x = 54,059,684.31/7,924.76
  6. Step 6: Final answer
    x = 6,821.62

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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.