Home / 2,154.02-3,231.66-1,496.57

Finding the Fourth Proportional to 2,154.02, 3,231.66 and 1,496.57

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Solution

The fourth proportional to 2,154.02, 3,231.66 and 1,496.57 is: 2,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.02 : 3,231.66 = 1,496.57 : x
  2. Step 2: Convert to fraction form
    2,154.02/3,231.66 = 1,496.57/x
  3. Step 3: Cross multiply
    2,154.02x = 3,231.66 × 1,496.57
  4. Step 4: Simplify right side
    2,154.02x = 4,836,389.25
  5. Step 5: Solve for x
    x = 4,836,389.25/2,154.02
  6. Step 6: Final answer
    x = 2,245.29

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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.