Home / 2,529.05-3,489.50-1,534.30

Finding the Fourth Proportional to 2,529.05, 3,489.50 and 1,534.30

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Solution

The fourth proportional to 2,529.05, 3,489.50 and 1,534.30 is: 2,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.05 : 3,489.50 = 1,534.30 : x
  2. Step 2: Convert to fraction form
    2,529.05/3,489.50 = 1,534.30/x
  3. Step 3: Cross multiply
    2,529.05x = 3,489.50 × 1,534.30
  4. Step 4: Simplify right side
    2,529.05x = 5,353,945.96
  5. Step 5: Solve for x
    x = 5,353,945.96/2,529.05
  6. Step 6: Final answer
    x = 2,116.98

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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.