Home / 2,351.66-3,527.51-1,119.19

Finding the Fourth Proportional to 2,351.66, 3,527.51 and 1,119.19

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Solution

The fourth proportional to 2,351.66, 3,527.51 and 1,119.19 is: 1,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.66 : 3,527.51 = 1,119.19 : x
  2. Step 2: Convert to fraction form
    2,351.66/3,527.51 = 1,119.19/x
  3. Step 3: Cross multiply
    2,351.66x = 3,527.51 × 1,119.19
  4. Step 4: Simplify right side
    2,351.66x = 3,947,953.92
  5. Step 5: Solve for x
    x = 3,947,953.92/2,351.66
  6. Step 6: Final answer
    x = 1,678.79

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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.