Home / 4,224.24-6,334.74-2,921.76

Finding the Fourth Proportional to 4,224.24, 6,334.74 and 2,921.76

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Solution

The fourth proportional to 4,224.24, 6,334.74 and 2,921.76 is: 4,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.24 : 6,334.74 = 2,921.76 : x
  2. Step 2: Convert to fraction form
    4,224.24/6,334.74 = 2,921.76/x
  3. Step 3: Cross multiply
    4,224.24x = 6,334.74 × 2,921.76
  4. Step 4: Simplify right side
    4,224.24x = 18,508,589.94
  5. Step 5: Solve for x
    x = 18,508,589.94/4,224.24
  6. Step 6: Final answer
    x = 4,381.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.