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Finding the Fourth Proportional to 5,930.64, 8,888.01 and 4,615.98

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Solution

The fourth proportional to 5,930.64, 8,888.01 and 4,615.98 is: 6,917.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.64 : 8,888.01 = 4,615.98 : x
  2. Step 2: Convert to fraction form
    5,930.64/8,888.01 = 4,615.98/x
  3. Step 3: Cross multiply
    5,930.64x = 8,888.01 × 4,615.98
  4. Step 4: Simplify right side
    5,930.64x = 41,026,876.40
  5. Step 5: Solve for x
    x = 41,026,876.40/5,930.64
  6. Step 6: Final answer
    x = 6,917.78

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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.