Home / 4,136.90-6,207.46-2,751.18

Finding the Fourth Proportional to 4,136.90, 6,207.46 and 2,751.18

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Solution

The fourth proportional to 4,136.90, 6,207.46 and 2,751.18 is: 4,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.90 : 6,207.46 = 2,751.18 : x
  2. Step 2: Convert to fraction form
    4,136.90/6,207.46 = 2,751.18/x
  3. Step 3: Cross multiply
    4,136.90x = 6,207.46 × 2,751.18
  4. Step 4: Simplify right side
    4,136.90x = 17,077,839.80
  5. Step 5: Solve for x
    x = 17,077,839.80/4,136.90
  6. Step 6: Final answer
    x = 4,128.17

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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.