Home / 8,856.36-13,285.44-3,013.38

Finding the Fourth Proportional to 8,856.36, 13,285.44 and 3,013.38

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Solution

The fourth proportional to 8,856.36, 13,285.44 and 3,013.38 is: 4,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.36 : 13,285.44 = 3,013.38 : x
  2. Step 2: Convert to fraction form
    8,856.36/13,285.44 = 3,013.38/x
  3. Step 3: Cross multiply
    8,856.36x = 13,285.44 × 3,013.38
  4. Step 4: Simplify right side
    8,856.36x = 40,034,079.19
  5. Step 5: Solve for x
    x = 40,034,079.19/8,856.36
  6. Step 6: Final answer
    x = 4,520.38

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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.