Home / 3,146.21-4,719.33-1,502.38

Finding the Fourth Proportional to 3,146.21, 4,719.33 and 1,502.38

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Solution

The fourth proportional to 3,146.21, 4,719.33 and 1,502.38 is: 2,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.21 : 4,719.33 = 1,502.38 : x
  2. Step 2: Convert to fraction form
    3,146.21/4,719.33 = 1,502.38/x
  3. Step 3: Cross multiply
    3,146.21x = 4,719.33 × 1,502.38
  4. Step 4: Simplify right side
    3,146.21x = 7,090,232.90
  5. Step 5: Solve for x
    x = 7,090,232.90/3,146.21
  6. Step 6: Final answer
    x = 2,253.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.