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Finding the Fourth Proportional to 3,464, 4,777.44 and 2,065.76

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Solution

The fourth proportional to 3,464, 4,777.44 and 2,065.76 is: 2,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464 : 4,777.44 = 2,065.76 : x
  2. Step 2: Convert to fraction form
    3,464/4,777.44 = 2,065.76/x
  3. Step 3: Cross multiply
    3,464x = 4,777.44 × 2,065.76
  4. Step 4: Simplify right side
    3,464x = 9,869,044.45
  5. Step 5: Solve for x
    x = 9,869,044.45/3,464
  6. Step 6: Final answer
    x = 2,849.03

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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.