Home / 3,224.04-4,828.87-3,145.47

Finding the Fourth Proportional to 3,224.04, 4,828.87 and 3,145.47

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Solution

The fourth proportional to 3,224.04, 4,828.87 and 3,145.47 is: 4,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.04 : 4,828.87 = 3,145.47 : x
  2. Step 2: Convert to fraction form
    3,224.04/4,828.87 = 3,145.47/x
  3. Step 3: Cross multiply
    3,224.04x = 4,828.87 × 3,145.47
  4. Step 4: Simplify right side
    3,224.04x = 15,189,049.99
  5. Step 5: Solve for x
    x = 15,189,049.99/3,224.04
  6. Step 6: Final answer
    x = 4,711.19

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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.