Home / 3,816.56-5,265.95-2,222.24

Finding the Fourth Proportional to 3,816.56, 5,265.95 and 2,222.24

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Solution

The fourth proportional to 3,816.56, 5,265.95 and 2,222.24 is: 3,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.56 : 5,265.95 = 2,222.24 : x
  2. Step 2: Convert to fraction form
    3,816.56/5,265.95 = 2,222.24/x
  3. Step 3: Cross multiply
    3,816.56x = 5,265.95 × 2,222.24
  4. Step 4: Simplify right side
    3,816.56x = 11,702,167.29
  5. Step 5: Solve for x
    x = 11,702,167.29/3,816.56
  6. Step 6: Final answer
    x = 3,066.15

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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.