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Finding the Fourth Proportional to 4,679.66, 7,013.27 and 2,483.66

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Solution

The fourth proportional to 4,679.66, 7,013.27 and 2,483.66 is: 3,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.66 : 7,013.27 = 2,483.66 : x
  2. Step 2: Convert to fraction form
    4,679.66/7,013.27 = 2,483.66/x
  3. Step 3: Cross multiply
    4,679.66x = 7,013.27 × 2,483.66
  4. Step 4: Simplify right side
    4,679.66x = 17,418,549.31
  5. Step 5: Solve for x
    x = 17,418,549.31/4,679.66
  6. Step 6: Final answer
    x = 3,722.19

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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.