Home / 7,209.20-10,813.26-3,463.66

Finding the Fourth Proportional to 7,209.20, 10,813.26 and 3,463.66

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Solution

The fourth proportional to 7,209.20, 10,813.26 and 3,463.66 is: 5,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.20 : 10,813.26 = 3,463.66 : x
  2. Step 2: Convert to fraction form
    7,209.20/10,813.26 = 3,463.66/x
  3. Step 3: Cross multiply
    7,209.20x = 10,813.26 × 3,463.66
  4. Step 4: Simplify right side
    7,209.20x = 37,453,482.64
  5. Step 5: Solve for x
    x = 37,453,482.64/7,209.20
  6. Step 6: Final answer
    x = 5,195.23

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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.