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Finding the Fourth Proportional to 5,930.86, 8,895.99 and 1,770.91

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Solution

The fourth proportional to 5,930.86, 8,895.99 and 1,770.91 is: 2,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.86 : 8,895.99 = 1,770.91 : x
  2. Step 2: Convert to fraction form
    5,930.86/8,895.99 = 1,770.91/x
  3. Step 3: Cross multiply
    5,930.86x = 8,895.99 × 1,770.91
  4. Step 4: Simplify right side
    5,930.86x = 15,753,953.17
  5. Step 5: Solve for x
    x = 15,753,953.17/5,930.86
  6. Step 6: Final answer
    x = 2,656.27

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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.