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Finding the Fourth Proportional to 4,566.78, 6,302.19 and 2,679.48

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Solution

The fourth proportional to 4,566.78, 6,302.19 and 2,679.48 is: 3,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,566.78 : 6,302.19 = 2,679.48 : x
  2. Step 2: Convert to fraction form
    4,566.78/6,302.19 = 2,679.48/x
  3. Step 3: Cross multiply
    4,566.78x = 6,302.19 × 2,679.48
  4. Step 4: Simplify right side
    4,566.78x = 16,886,592.06
  5. Step 5: Solve for x
    x = 16,886,592.06/4,566.78
  6. Step 6: Final answer
    x = 3,697.70

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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.