Home / 3,816.14-5,264.30-3,291.26

Finding the Fourth Proportional to 3,816.14, 5,264.30 and 3,291.26

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Solution

The fourth proportional to 3,816.14, 5,264.30 and 3,291.26 is: 4,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.14 : 5,264.30 = 3,291.26 : x
  2. Step 2: Convert to fraction form
    3,816.14/5,264.30 = 3,291.26/x
  3. Step 3: Cross multiply
    3,816.14x = 5,264.30 × 3,291.26
  4. Step 4: Simplify right side
    3,816.14x = 17,326,180.02
  5. Step 5: Solve for x
    x = 17,326,180.02/3,816.14
  6. Step 6: Final answer
    x = 4,540.24

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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.