Home / 3,168.20-4,751.23-1,502.09

Finding the Fourth Proportional to 3,168.20, 4,751.23 and 1,502.09

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Solution

The fourth proportional to 3,168.20, 4,751.23 and 1,502.09 is: 2,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.20 : 4,751.23 = 1,502.09 : x
  2. Step 2: Convert to fraction form
    3,168.20/4,751.23 = 1,502.09/x
  3. Step 3: Cross multiply
    3,168.20x = 4,751.23 × 1,502.09
  4. Step 4: Simplify right side
    3,168.20x = 7,136,775.07
  5. Step 5: Solve for x
    x = 7,136,775.07/3,168.20
  6. Step 6: Final answer
    x = 2,252.63

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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.