Home / 8,005.39-11,036.32-5,019.23

Finding the Fourth Proportional to 8,005.39, 11,036.32 and 5,019.23

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Solution

The fourth proportional to 8,005.39, 11,036.32 and 5,019.23 is: 6,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.39 : 11,036.32 = 5,019.23 : x
  2. Step 2: Convert to fraction form
    8,005.39/11,036.32 = 5,019.23/x
  3. Step 3: Cross multiply
    8,005.39x = 11,036.32 × 5,019.23
  4. Step 4: Simplify right side
    8,005.39x = 55,393,843.48
  5. Step 5: Solve for x
    x = 55,393,843.48/8,005.39
  6. Step 6: Final answer
    x = 6,919.57

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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.