Home / 2,205.16-3,044.58-1,683.88

Finding the Fourth Proportional to 2,205.16, 3,044.58 and 1,683.88

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Solution

The fourth proportional to 2,205.16, 3,044.58 and 1,683.88 is: 2,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.16 : 3,044.58 = 1,683.88 : x
  2. Step 2: Convert to fraction form
    2,205.16/3,044.58 = 1,683.88/x
  3. Step 3: Cross multiply
    2,205.16x = 3,044.58 × 1,683.88
  4. Step 4: Simplify right side
    2,205.16x = 5,126,707.37
  5. Step 5: Solve for x
    x = 5,126,707.37/2,205.16
  6. Step 6: Final answer
    x = 2,324.87

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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.