Home / 4,884-6,742.08-3,207.84

Finding the Fourth Proportional to 4,884, 6,742.08 and 3,207.84

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Solution

The fourth proportional to 4,884, 6,742.08 and 3,207.84 is: 4,428.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884 : 6,742.08 = 3,207.84 : x
  2. Step 2: Convert to fraction form
    4,884/6,742.08 = 3,207.84/x
  3. Step 3: Cross multiply
    4,884x = 6,742.08 × 3,207.84
  4. Step 4: Simplify right side
    4,884x = 21,627,513.91
  5. Step 5: Solve for x
    x = 21,627,513.91/4,884
  6. Step 6: Final answer
    x = 4,428.24

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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.