Home / 2,119.23-3,173.40-1,463.13

Finding the Fourth Proportional to 2,119.23, 3,173.40 and 1,463.13

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Solution

The fourth proportional to 2,119.23, 3,173.40 and 1,463.13 is: 2,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119.23 : 3,173.40 = 1,463.13 : x
  2. Step 2: Convert to fraction form
    2,119.23/3,173.40 = 1,463.13/x
  3. Step 3: Cross multiply
    2,119.23x = 3,173.40 × 1,463.13
  4. Step 4: Simplify right side
    2,119.23x = 4,643,096.74
  5. Step 5: Solve for x
    x = 4,643,096.74/2,119.23
  6. Step 6: Final answer
    x = 2,190.94

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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.