Home / 8,215.66-11,333.01-5,069.62

Finding the Fourth Proportional to 8,215.66, 11,333.01 and 5,069.62

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Solution

The fourth proportional to 8,215.66, 11,333.01 and 5,069.62 is: 6,993.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.66 : 11,333.01 = 5,069.62 : x
  2. Step 2: Convert to fraction form
    8,215.66/11,333.01 = 5,069.62/x
  3. Step 3: Cross multiply
    8,215.66x = 11,333.01 × 5,069.62
  4. Step 4: Simplify right side
    8,215.66x = 57,454,054.16
  5. Step 5: Solve for x
    x = 57,454,054.16/8,215.66
  6. Step 6: Final answer
    x = 6,993.24

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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.