Home / 7,169.36-10,757.12-3,709.04

Finding the Fourth Proportional to 7,169.36, 10,757.12 and 3,709.04

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Solution

The fourth proportional to 7,169.36, 10,757.12 and 3,709.04 is: 5,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.36 : 10,757.12 = 3,709.04 : x
  2. Step 2: Convert to fraction form
    7,169.36/10,757.12 = 3,709.04/x
  3. Step 3: Cross multiply
    7,169.36x = 10,757.12 × 3,709.04
  4. Step 4: Simplify right side
    7,169.36x = 39,898,588.36
  5. Step 5: Solve for x
    x = 39,898,588.36/7,169.36
  6. Step 6: Final answer
    x = 5,565.15

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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.