Home / 2,463.21-3,399.53-1,415.25

Finding the Fourth Proportional to 2,463.21, 3,399.53 and 1,415.25

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Solution

The fourth proportional to 2,463.21, 3,399.53 and 1,415.25 is: 1,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.21 : 3,399.53 = 1,415.25 : x
  2. Step 2: Convert to fraction form
    2,463.21/3,399.53 = 1,415.25/x
  3. Step 3: Cross multiply
    2,463.21x = 3,399.53 × 1,415.25
  4. Step 4: Simplify right side
    2,463.21x = 4,811,177.76
  5. Step 5: Solve for x
    x = 4,811,177.76/2,463.21
  6. Step 6: Final answer
    x = 1,953.21

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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.