Home / 1,824.91-2,519.19-1,162.66

Finding the Fourth Proportional to 1,824.91, 2,519.19 and 1,162.66

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Solution

The fourth proportional to 1,824.91, 2,519.19 and 1,162.66 is: 1,604.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.91 : 2,519.19 = 1,162.66 : x
  2. Step 2: Convert to fraction form
    1,824.91/2,519.19 = 1,162.66/x
  3. Step 3: Cross multiply
    1,824.91x = 2,519.19 × 1,162.66
  4. Step 4: Simplify right side
    1,824.91x = 2,928,961.45
  5. Step 5: Solve for x
    x = 2,928,961.45/1,824.91
  6. Step 6: Final answer
    x = 1,604.99

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1.5x scale

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.