Home / 2,645.93-3,651.38-1,450.91

Finding the Fourth Proportional to 2,645.93, 3,651.38 and 1,450.91

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Solution

The fourth proportional to 2,645.93, 3,651.38 and 1,450.91 is: 2,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.93 : 3,651.38 = 1,450.91 : x
  2. Step 2: Convert to fraction form
    2,645.93/3,651.38 = 1,450.91/x
  3. Step 3: Cross multiply
    2,645.93x = 3,651.38 × 1,450.91
  4. Step 4: Simplify right side
    2,645.93x = 5,297,823.76
  5. Step 5: Solve for x
    x = 5,297,823.76/2,645.93
  6. Step 6: Final answer
    x = 2,002.25

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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.