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Finding the Fourth Proportional to 4,868.07, 7,304.91 and 2,056.69

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Solution

The fourth proportional to 4,868.07, 7,304.91 and 2,056.69 is: 3,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.07 : 7,304.91 = 2,056.69 : x
  2. Step 2: Convert to fraction form
    4,868.07/7,304.91 = 2,056.69/x
  3. Step 3: Cross multiply
    4,868.07x = 7,304.91 × 2,056.69
  4. Step 4: Simplify right side
    4,868.07x = 15,023,935.35
  5. Step 5: Solve for x
    x = 15,023,935.35/4,868.07
  6. Step 6: Final answer
    x = 3,086.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.