Home / 2,351.43-3,527.70-1,118.22

Finding the Fourth Proportional to 2,351.43, 3,527.70 and 1,118.22

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Solution

The fourth proportional to 2,351.43, 3,527.70 and 1,118.22 is: 1,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.43 : 3,527.70 = 1,118.22 : x
  2. Step 2: Convert to fraction form
    2,351.43/3,527.70 = 1,118.22/x
  3. Step 3: Cross multiply
    2,351.43x = 3,527.70 × 1,118.22
  4. Step 4: Simplify right side
    2,351.43x = 3,944,744.69
  5. Step 5: Solve for x
    x = 3,944,744.69/2,351.43
  6. Step 6: Final answer
    x = 1,677.59

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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.