Home / 3,101.70-4,644.45-2,448.30

Finding the Fourth Proportional to 3,101.70, 4,644.45 and 2,448.30

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Solution

The fourth proportional to 3,101.70, 4,644.45 and 2,448.30 is: 3,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.70 : 4,644.45 = 2,448.30 : x
  2. Step 2: Convert to fraction form
    3,101.70/4,644.45 = 2,448.30/x
  3. Step 3: Cross multiply
    3,101.70x = 4,644.45 × 2,448.30
  4. Step 4: Simplify right side
    3,101.70x = 11,371,006.94
  5. Step 5: Solve for x
    x = 11,371,006.94/3,101.70
  6. Step 6: Final answer
    x = 3,666.06

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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.