Home / 2,914.22-4,373.52-2,136.20

Finding the Fourth Proportional to 2,914.22, 4,373.52 and 2,136.20

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Solution

The fourth proportional to 2,914.22, 4,373.52 and 2,136.20 is: 3,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.22 : 4,373.52 = 2,136.20 : x
  2. Step 2: Convert to fraction form
    2,914.22/4,373.52 = 2,136.20/x
  3. Step 3: Cross multiply
    2,914.22x = 4,373.52 × 2,136.20
  4. Step 4: Simplify right side
    2,914.22x = 9,342,713.42
  5. Step 5: Solve for x
    x = 9,342,713.42/2,914.22
  6. Step 6: Final answer
    x = 3,205.91

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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.