Home / 2,681.22-4,021.74-1,451.04

Finding the Fourth Proportional to 2,681.22, 4,021.74 and 1,451.04

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Solution

The fourth proportional to 2,681.22, 4,021.74 and 1,451.04 is: 2,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.22 : 4,021.74 = 1,451.04 : x
  2. Step 2: Convert to fraction form
    2,681.22/4,021.74 = 1,451.04/x
  3. Step 3: Cross multiply
    2,681.22x = 4,021.74 × 1,451.04
  4. Step 4: Simplify right side
    2,681.22x = 5,835,705.61
  5. Step 5: Solve for x
    x = 5,835,705.61/2,681.22
  6. Step 6: Final answer
    x = 2,176.51

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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.