Home / 4,215.22-5,816.94-2,422.96

Finding the Fourth Proportional to 4,215.22, 5,816.94 and 2,422.96

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Solution

The fourth proportional to 4,215.22, 5,816.94 and 2,422.96 is: 3,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.22 : 5,816.94 = 2,422.96 : x
  2. Step 2: Convert to fraction form
    4,215.22/5,816.94 = 2,422.96/x
  3. Step 3: Cross multiply
    4,215.22x = 5,816.94 × 2,422.96
  4. Step 4: Simplify right side
    4,215.22x = 14,094,212.94
  5. Step 5: Solve for x
    x = 14,094,212.94/4,215.22
  6. Step 6: Final answer
    x = 3,343.65

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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.