Home / 1,463.36-2,016.78-1,421.24

Finding the Fourth Proportional to 1,463.36, 2,016.78 and 1,421.24

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Solution

The fourth proportional to 1,463.36, 2,016.78 and 1,421.24 is: 1,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.36 : 2,016.78 = 1,421.24 : x
  2. Step 2: Convert to fraction form
    1,463.36/2,016.78 = 1,421.24/x
  3. Step 3: Cross multiply
    1,463.36x = 2,016.78 × 1,421.24
  4. Step 4: Simplify right side
    1,463.36x = 2,866,328.41
  5. Step 5: Solve for x
    x = 2,866,328.41/1,463.36
  6. Step 6: Final answer
    x = 1,958.73

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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.