Home / 3,253.24-4,491.40-2,136.13

Finding the Fourth Proportional to 3,253.24, 4,491.40 and 2,136.13

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Solution

The fourth proportional to 3,253.24, 4,491.40 and 2,136.13 is: 2,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.24 : 4,491.40 = 2,136.13 : x
  2. Step 2: Convert to fraction form
    3,253.24/4,491.40 = 2,136.13/x
  3. Step 3: Cross multiply
    3,253.24x = 4,491.40 × 2,136.13
  4. Step 4: Simplify right side
    3,253.24x = 9,594,214.28
  5. Step 5: Solve for x
    x = 9,594,214.28/3,253.24
  6. Step 6: Final answer
    x = 2,949.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.