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Finding the Fourth Proportional to 5,788.75, 8,681.07 and 2,500.05

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Solution

The fourth proportional to 5,788.75, 8,681.07 and 2,500.05 is: 3,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.75 : 8,681.07 = 2,500.05 : x
  2. Step 2: Convert to fraction form
    5,788.75/8,681.07 = 2,500.05/x
  3. Step 3: Cross multiply
    5,788.75x = 8,681.07 × 2,500.05
  4. Step 4: Simplify right side
    5,788.75x = 21,703,138.77
  5. Step 5: Solve for x
    x = 21,703,138.77/5,788.75
  6. Step 6: Final answer
    x = 3,749.19

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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.