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Finding the Fourth Proportional to 2,134.58, 3,202.29 and 901.98

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Solution

The fourth proportional to 2,134.58, 3,202.29 and 901.98 is: 1,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.58 : 3,202.29 = 901.98 : x
  2. Step 2: Convert to fraction form
    2,134.58/3,202.29 = 901.98/x
  3. Step 3: Cross multiply
    2,134.58x = 3,202.29 × 901.98
  4. Step 4: Simplify right side
    2,134.58x = 2,888,401.53
  5. Step 5: Solve for x
    x = 2,888,401.53/2,134.58
  6. Step 6: Final answer
    x = 1,353.15

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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.