Home / 2,156.70-3,232.89-1,463.46

Finding the Fourth Proportional to 2,156.70, 3,232.89 and 1,463.46

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Solution

The fourth proportional to 2,156.70, 3,232.89 and 1,463.46 is: 2,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156.70 : 3,232.89 = 1,463.46 : x
  2. Step 2: Convert to fraction form
    2,156.70/3,232.89 = 1,463.46/x
  3. Step 3: Cross multiply
    2,156.70x = 3,232.89 × 1,463.46
  4. Step 4: Simplify right side
    2,156.70x = 4,731,205.20
  5. Step 5: Solve for x
    x = 4,731,205.20/2,156.70
  6. Step 6: Final answer
    x = 2,193.72

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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.