Home / 4,214.78-6,326.07-2,136.26

Finding the Fourth Proportional to 4,214.78, 6,326.07 and 2,136.26

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Solution

The fourth proportional to 4,214.78, 6,326.07 and 2,136.26 is: 3,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.78 : 6,326.07 = 2,136.26 : x
  2. Step 2: Convert to fraction form
    4,214.78/6,326.07 = 2,136.26/x
  3. Step 3: Cross multiply
    4,214.78x = 6,326.07 × 2,136.26
  4. Step 4: Simplify right side
    4,214.78x = 13,514,130.30
  5. Step 5: Solve for x
    x = 13,514,130.30/4,214.78
  6. Step 6: Final answer
    x = 3,206.37

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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.