Home / 2,006.13-3,005.12-1,637.25

Finding the Fourth Proportional to 2,006.13, 3,005.12 and 1,637.25

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Solution

The fourth proportional to 2,006.13, 3,005.12 and 1,637.25 is: 2,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.13 : 3,005.12 = 1,637.25 : x
  2. Step 2: Convert to fraction form
    2,006.13/3,005.12 = 1,637.25/x
  3. Step 3: Cross multiply
    2,006.13x = 3,005.12 × 1,637.25
  4. Step 4: Simplify right side
    2,006.13x = 4,920,124.53
  5. Step 5: Solve for x
    x = 4,920,124.53/2,006.13
  6. Step 6: Final answer
    x = 2,452.55

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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.