Home / 4,943.76-6,823.08-2,847.84

Finding the Fourth Proportional to 4,943.76, 6,823.08 and 2,847.84

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Solution

The fourth proportional to 4,943.76, 6,823.08 and 2,847.84 is: 3,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.76 : 6,823.08 = 2,847.84 : x
  2. Step 2: Convert to fraction form
    4,943.76/6,823.08 = 2,847.84/x
  3. Step 3: Cross multiply
    4,943.76x = 6,823.08 × 2,847.84
  4. Step 4: Simplify right side
    4,943.76x = 19,431,040.15
  5. Step 5: Solve for x
    x = 19,431,040.15/4,943.76
  6. Step 6: Final answer
    x = 3,930.42

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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.