Home / 4,427.64-6,638.22-2,235.24

Finding the Fourth Proportional to 4,427.64, 6,638.22 and 2,235.24

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Solution

The fourth proportional to 4,427.64, 6,638.22 and 2,235.24 is: 3,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.64 : 6,638.22 = 2,235.24 : x
  2. Step 2: Convert to fraction form
    4,427.64/6,638.22 = 2,235.24/x
  3. Step 3: Cross multiply
    4,427.64x = 6,638.22 × 2,235.24
  4. Step 4: Simplify right side
    4,427.64x = 14,838,014.87
  5. Step 5: Solve for x
    x = 14,838,014.87/4,427.64
  6. Step 6: Final answer
    x = 3,351.22

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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.