Home / 3,243.13-4,851.86-2,320.94

Finding the Fourth Proportional to 3,243.13, 4,851.86 and 2,320.94

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Solution

The fourth proportional to 3,243.13, 4,851.86 and 2,320.94 is: 3,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.13 : 4,851.86 = 2,320.94 : x
  2. Step 2: Convert to fraction form
    3,243.13/4,851.86 = 2,320.94/x
  3. Step 3: Cross multiply
    3,243.13x = 4,851.86 × 2,320.94
  4. Step 4: Simplify right side
    3,243.13x = 11,260,876.47
  5. Step 5: Solve for x
    x = 11,260,876.47/3,243.13
  6. Step 6: Final answer
    x = 3,472.23

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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.