Home / 8,165.77-12,247.99-2,617.62

Finding the Fourth Proportional to 8,165.77, 12,247.99 and 2,617.62

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Solution

The fourth proportional to 8,165.77, 12,247.99 and 2,617.62 is: 3,926.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.77 : 12,247.99 = 2,617.62 : x
  2. Step 2: Convert to fraction form
    8,165.77/12,247.99 = 2,617.62/x
  3. Step 3: Cross multiply
    8,165.77x = 12,247.99 × 2,617.62
  4. Step 4: Simplify right side
    8,165.77x = 32,060,583.58
  5. Step 5: Solve for x
    x = 32,060,583.58/8,165.77
  6. Step 6: Final answer
    x = 3,926.22

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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.