Home / 3,583.15-5,374.78-1,243.23

Finding the Fourth Proportional to 3,583.15, 5,374.78 and 1,243.23

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Solution

The fourth proportional to 3,583.15, 5,374.78 and 1,243.23 is: 1,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.15 : 5,374.78 = 1,243.23 : x
  2. Step 2: Convert to fraction form
    3,583.15/5,374.78 = 1,243.23/x
  3. Step 3: Cross multiply
    3,583.15x = 5,374.78 × 1,243.23
  4. Step 4: Simplify right side
    3,583.15x = 6,682,064.48
  5. Step 5: Solve for x
    x = 6,682,064.48/3,583.15
  6. Step 6: Final answer
    x = 1,864.86

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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.