Home / 3,816.08-5,266.44-2,223.32

Finding the Fourth Proportional to 3,816.08, 5,266.44 and 2,223.32

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Solution

The fourth proportional to 3,816.08, 5,266.44 and 2,223.32 is: 3,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.08 : 5,266.44 = 2,223.32 : x
  2. Step 2: Convert to fraction form
    3,816.08/5,266.44 = 2,223.32/x
  3. Step 3: Cross multiply
    3,816.08x = 5,266.44 × 2,223.32
  4. Step 4: Simplify right side
    3,816.08x = 11,708,981.38
  5. Step 5: Solve for x
    x = 11,708,981.38/3,816.08
  6. Step 6: Final answer
    x = 3,068.33

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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.