Home / 4,136.51-6,209.37-2,291.22

Finding the Fourth Proportional to 4,136.51, 6,209.37 and 2,291.22

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Solution

The fourth proportional to 4,136.51, 6,209.37 and 2,291.22 is: 3,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.51 : 6,209.37 = 2,291.22 : x
  2. Step 2: Convert to fraction form
    4,136.51/6,209.37 = 2,291.22/x
  3. Step 3: Cross multiply
    4,136.51x = 6,209.37 × 2,291.22
  4. Step 4: Simplify right side
    4,136.51x = 14,227,062.15
  5. Step 5: Solve for x
    x = 14,227,062.15/4,136.51
  6. Step 6: Final answer
    x = 3,439.39

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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.