Home / 8,081.87-11,153.12-4,497.11

Finding the Fourth Proportional to 8,081.87, 11,153.12 and 4,497.11

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Solution

The fourth proportional to 8,081.87, 11,153.12 and 4,497.11 is: 6,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.87 : 11,153.12 = 4,497.11 : x
  2. Step 2: Convert to fraction form
    8,081.87/11,153.12 = 4,497.11/x
  3. Step 3: Cross multiply
    8,081.87x = 11,153.12 × 4,497.11
  4. Step 4: Simplify right side
    8,081.87x = 50,156,807.48
  5. Step 5: Solve for x
    x = 50,156,807.48/8,081.87
  6. Step 6: Final answer
    x = 6,206.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.