Home / 7,743.83-10,685.85-4,556.61

Finding the Fourth Proportional to 7,743.83, 10,685.85 and 4,556.61

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Solution

The fourth proportional to 7,743.83, 10,685.85 and 4,556.61 is: 6,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.83 : 10,685.85 = 4,556.61 : x
  2. Step 2: Convert to fraction form
    7,743.83/10,685.85 = 4,556.61/x
  3. Step 3: Cross multiply
    7,743.83x = 10,685.85 × 4,556.61
  4. Step 4: Simplify right side
    7,743.83x = 48,691,250.97
  5. Step 5: Solve for x
    x = 48,691,250.97/7,743.83
  6. Step 6: Final answer
    x = 6,287.75

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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.