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Finding the Fourth Proportional to 5,864.05, 8,808.32 and 4,986.41

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Solution

The fourth proportional to 5,864.05, 8,808.32 and 4,986.41 is: 7,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.05 : 8,808.32 = 4,986.41 : x
  2. Step 2: Convert to fraction form
    5,864.05/8,808.32 = 4,986.41/x
  3. Step 3: Cross multiply
    5,864.05x = 8,808.32 × 4,986.41
  4. Step 4: Simplify right side
    5,864.05x = 43,921,870.00
  5. Step 5: Solve for x
    x = 43,921,870.00/5,864.05
  6. Step 6: Final answer
    x = 7,490.03

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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.