Home / 3,726.53-5,147.58-2,611.16

Finding the Fourth Proportional to 3,726.53, 5,147.58 and 2,611.16

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Solution

The fourth proportional to 3,726.53, 5,147.58 and 2,611.16 is: 3,606.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.53 : 5,147.58 = 2,611.16 : x
  2. Step 2: Convert to fraction form
    3,726.53/5,147.58 = 2,611.16/x
  3. Step 3: Cross multiply
    3,726.53x = 5,147.58 × 2,611.16
  4. Step 4: Simplify right side
    3,726.53x = 13,441,129.25
  5. Step 5: Solve for x
    x = 13,441,129.25/3,726.53
  6. Step 6: Final answer
    x = 3,606.88

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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.