Home / 1,519.12-2,280.92-1,444.84

Finding the Fourth Proportional to 1,519.12, 2,280.92 and 1,444.84

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Solution

The fourth proportional to 1,519.12, 2,280.92 and 1,444.84 is: 2,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.12 : 2,280.92 = 1,444.84 : x
  2. Step 2: Convert to fraction form
    1,519.12/2,280.92 = 1,444.84/x
  3. Step 3: Cross multiply
    1,519.12x = 2,280.92 × 1,444.84
  4. Step 4: Simplify right side
    1,519.12x = 3,295,564.45
  5. Step 5: Solve for x
    x = 3,295,564.45/1,519.12
  6. Step 6: Final answer
    x = 2,169.39

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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.