Home / 8,111.41-12,165.90-2,267.26

Finding the Fourth Proportional to 8,111.41, 12,165.90 and 2,267.26

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Solution

The fourth proportional to 8,111.41, 12,165.90 and 2,267.26 is: 3,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.41 : 12,165.90 = 2,267.26 : x
  2. Step 2: Convert to fraction form
    8,111.41/12,165.90 = 2,267.26/x
  3. Step 3: Cross multiply
    8,111.41x = 12,165.90 × 2,267.26
  4. Step 4: Simplify right side
    8,111.41x = 27,583,219.52
  5. Step 5: Solve for x
    x = 27,583,219.52/8,111.41
  6. Step 6: Final answer
    x = 3,400.55

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1.5x scale

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.