Home / 8,006.66-11,054.49-5,216.90

Finding the Fourth Proportional to 8,006.66, 11,054.49 and 5,216.90

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Solution

The fourth proportional to 8,006.66, 11,054.49 and 5,216.90 is: 7,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.66 : 11,054.49 = 5,216.90 : x
  2. Step 2: Convert to fraction form
    8,006.66/11,054.49 = 5,216.90/x
  3. Step 3: Cross multiply
    8,006.66x = 11,054.49 × 5,216.90
  4. Step 4: Simplify right side
    8,006.66x = 57,670,168.88
  5. Step 5: Solve for x
    x = 57,670,168.88/8,006.66
  6. Step 6: Final answer
    x = 7,202.77

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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.