Home / 3,720.66-5,134.60-2,304.58

Finding the Fourth Proportional to 3,720.66, 5,134.60 and 2,304.58

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Solution

The fourth proportional to 3,720.66, 5,134.60 and 2,304.58 is: 3,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.66 : 5,134.60 = 2,304.58 : x
  2. Step 2: Convert to fraction form
    3,720.66/5,134.60 = 2,304.58/x
  3. Step 3: Cross multiply
    3,720.66x = 5,134.60 × 2,304.58
  4. Step 4: Simplify right side
    3,720.66x = 11,833,096.14
  5. Step 5: Solve for x
    x = 11,833,096.14/3,720.66
  6. Step 6: Final answer
    x = 3,180.37

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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.