Home / 3,838.70-5,296.02-2,513.16

Finding the Fourth Proportional to 3,838.70, 5,296.02 and 2,513.16

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Solution

The fourth proportional to 3,838.70, 5,296.02 and 2,513.16 is: 3,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.70 : 5,296.02 = 2,513.16 : x
  2. Step 2: Convert to fraction form
    3,838.70/5,296.02 = 2,513.16/x
  3. Step 3: Cross multiply
    3,838.70x = 5,296.02 × 2,513.16
  4. Step 4: Simplify right side
    3,838.70x = 13,309,745.62
  5. Step 5: Solve for x
    x = 13,309,745.62/3,838.70
  6. Step 6: Final answer
    x = 3,467.25

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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.