Home / 2,645.04-3,650.21-1,450.14

Finding the Fourth Proportional to 2,645.04, 3,650.21 and 1,450.14

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Solution

The fourth proportional to 2,645.04, 3,650.21 and 1,450.14 is: 2,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.04 : 3,650.21 = 1,450.14 : x
  2. Step 2: Convert to fraction form
    2,645.04/3,650.21 = 1,450.14/x
  3. Step 3: Cross multiply
    2,645.04x = 3,650.21 × 1,450.14
  4. Step 4: Simplify right side
    2,645.04x = 5,293,315.53
  5. Step 5: Solve for x
    x = 5,293,315.53/2,645.04
  6. Step 6: Final answer
    x = 2,001.22

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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.