Home / 8,303.10-12,454.38-3,371.28

Finding the Fourth Proportional to 8,303.10, 12,454.38 and 3,371.28

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Solution

The fourth proportional to 8,303.10, 12,454.38 and 3,371.28 is: 5,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.10 : 12,454.38 = 3,371.28 : x
  2. Step 2: Convert to fraction form
    8,303.10/12,454.38 = 3,371.28/x
  3. Step 3: Cross multiply
    8,303.10x = 12,454.38 × 3,371.28
  4. Step 4: Simplify right side
    8,303.10x = 41,987,202.21
  5. Step 5: Solve for x
    x = 41,987,202.21/8,303.10
  6. Step 6: Final answer
    x = 5,056.81

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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.