Home / 2,252.28-3,379.65-1,019.60

Finding the Fourth Proportional to 2,252.28, 3,379.65 and 1,019.60

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Solution

The fourth proportional to 2,252.28, 3,379.65 and 1,019.60 is: 1,529.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.28 : 3,379.65 = 1,019.60 : x
  2. Step 2: Convert to fraction form
    2,252.28/3,379.65 = 1,019.60/x
  3. Step 3: Cross multiply
    2,252.28x = 3,379.65 × 1,019.60
  4. Step 4: Simplify right side
    2,252.28x = 3,445,891.14
  5. Step 5: Solve for x
    x = 3,445,891.14/2,252.28
  6. Step 6: Final answer
    x = 1,529.96

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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.