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Finding the Fourth Proportional to 5,927.31, 8,890.05 and 2,030.82

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Solution

The fourth proportional to 5,927.31, 8,890.05 and 2,030.82 is: 3,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.31 : 8,890.05 = 2,030.82 : x
  2. Step 2: Convert to fraction form
    5,927.31/8,890.05 = 2,030.82/x
  3. Step 3: Cross multiply
    5,927.31x = 8,890.05 × 2,030.82
  4. Step 4: Simplify right side
    5,927.31x = 18,054,091.34
  5. Step 5: Solve for x
    x = 18,054,091.34/5,927.31
  6. Step 6: Final answer
    x = 3,045.92

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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.