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Finding the Fourth Proportional to 5,710.73, 8,567.15 and 2,015.30

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Solution

The fourth proportional to 5,710.73, 8,567.15 and 2,015.30 is: 3,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.73 : 8,567.15 = 2,015.30 : x
  2. Step 2: Convert to fraction form
    5,710.73/8,567.15 = 2,015.30/x
  3. Step 3: Cross multiply
    5,710.73x = 8,567.15 × 2,015.30
  4. Step 4: Simplify right side
    5,710.73x = 17,265,388.74
  5. Step 5: Solve for x
    x = 17,265,388.74/5,710.73
  6. Step 6: Final answer
    x = 3,023.33

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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.