Home / 1,782.28-2,667.66-1,050.04

Finding the Fourth Proportional to 1,782.28, 2,667.66 and 1,050.04

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Solution

The fourth proportional to 1,782.28, 2,667.66 and 1,050.04 is: 1,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.28 : 2,667.66 = 1,050.04 : x
  2. Step 2: Convert to fraction form
    1,782.28/2,667.66 = 1,050.04/x
  3. Step 3: Cross multiply
    1,782.28x = 2,667.66 × 1,050.04
  4. Step 4: Simplify right side
    1,782.28x = 2,801,149.71
  5. Step 5: Solve for x
    x = 2,801,149.71/1,782.28
  6. Step 6: Final answer
    x = 1,571.67

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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.