Home / 4,431.20-6,646.80-2,244.20

Finding the Fourth Proportional to 4,431.20, 6,646.80 and 2,244.20

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Solution

The fourth proportional to 4,431.20, 6,646.80 and 2,244.20 is: 3,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.20 : 6,646.80 = 2,244.20 : x
  2. Step 2: Convert to fraction form
    4,431.20/6,646.80 = 2,244.20/x
  3. Step 3: Cross multiply
    4,431.20x = 6,646.80 × 2,244.20
  4. Step 4: Simplify right side
    4,431.20x = 14,916,748.56
  5. Step 5: Solve for x
    x = 14,916,748.56/4,431.20
  6. Step 6: Final answer
    x = 3,366.30

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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.