Home / 3,044.16-4,198.40-1,864.80

Finding the Fourth Proportional to 3,044.16, 4,198.40 and 1,864.80

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Solution

The fourth proportional to 3,044.16, 4,198.40 and 1,864.80 is: 2,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.16 : 4,198.40 = 1,864.80 : x
  2. Step 2: Convert to fraction form
    3,044.16/4,198.40 = 1,864.80/x
  3. Step 3: Cross multiply
    3,044.16x = 4,198.40 × 1,864.80
  4. Step 4: Simplify right side
    3,044.16x = 7,829,176.32
  5. Step 5: Solve for x
    x = 7,829,176.32/3,044.16
  6. Step 6: Final answer
    x = 2,571.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.