Home / 2,511.19-3,765.50-1,471.42

Finding the Fourth Proportional to 2,511.19, 3,765.50 and 1,471.42

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Solution

The fourth proportional to 2,511.19, 3,765.50 and 1,471.42 is: 2,206.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.19 : 3,765.50 = 1,471.42 : x
  2. Step 2: Convert to fraction form
    2,511.19/3,765.50 = 1,471.42/x
  3. Step 3: Cross multiply
    2,511.19x = 3,765.50 × 1,471.42
  4. Step 4: Simplify right side
    2,511.19x = 5,540,632.01
  5. Step 5: Solve for x
    x = 5,540,632.01/2,511.19
  6. Step 6: Final answer
    x = 2,206.38

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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.