Home / 4,219.63-5,822.99-2,331.11

Finding the Fourth Proportional to 4,219.63, 5,822.99 and 2,331.11

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Solution

The fourth proportional to 4,219.63, 5,822.99 and 2,331.11 is: 3,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.63 : 5,822.99 = 2,331.11 : x
  2. Step 2: Convert to fraction form
    4,219.63/5,822.99 = 2,331.11/x
  3. Step 3: Cross multiply
    4,219.63x = 5,822.99 × 2,331.11
  4. Step 4: Simplify right side
    4,219.63x = 13,574,041.86
  5. Step 5: Solve for x
    x = 13,574,041.86/4,219.63
  6. Step 6: Final answer
    x = 3,216.88

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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.