Home / 8,693.29-13,040.96-2,768.10

Finding the Fourth Proportional to 8,693.29, 13,040.96 and 2,768.10

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Solution

The fourth proportional to 8,693.29, 13,040.96 and 2,768.10 is: 4,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.29 : 13,040.96 = 2,768.10 : x
  2. Step 2: Convert to fraction form
    8,693.29/13,040.96 = 2,768.10/x
  3. Step 3: Cross multiply
    8,693.29x = 13,040.96 × 2,768.10
  4. Step 4: Simplify right side
    8,693.29x = 36,098,667.54
  5. Step 5: Solve for x
    x = 36,098,667.54/8,693.29
  6. Step 6: Final answer
    x = 4,152.47

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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.