Home / 4,884.81-6,743.91-3,209.13

Finding the Fourth Proportional to 4,884.81, 6,743.91 and 3,209.13

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Solution

The fourth proportional to 4,884.81, 6,743.91 and 3,209.13 is: 4,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.81 : 6,743.91 = 3,209.13 : x
  2. Step 2: Convert to fraction form
    4,884.81/6,743.91 = 3,209.13/x
  3. Step 3: Cross multiply
    4,884.81x = 6,743.91 × 3,209.13
  4. Step 4: Simplify right side
    4,884.81x = 21,642,083.90
  5. Step 5: Solve for x
    x = 21,642,083.90/4,884.81
  6. Step 6: Final answer
    x = 4,430.49

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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.