Home / 4,817.78-6,644.97-3,047.69

Finding the Fourth Proportional to 4,817.78, 6,644.97 and 3,047.69

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Solution

The fourth proportional to 4,817.78, 6,644.97 and 3,047.69 is: 4,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.78 : 6,644.97 = 3,047.69 : x
  2. Step 2: Convert to fraction form
    4,817.78/6,644.97 = 3,047.69/x
  3. Step 3: Cross multiply
    4,817.78x = 6,644.97 × 3,047.69
  4. Step 4: Simplify right side
    4,817.78x = 20,251,775.39
  5. Step 5: Solve for x
    x = 20,251,775.39/4,817.78
  6. Step 6: Final answer
    x = 4,203.55

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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.