Home / 5,100.05-7,634.07-3,509.46

Finding the Fourth Proportional to 5,100.05, 7,634.07 and 3,509.46

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Solution

The fourth proportional to 5,100.05, 7,634.07 and 3,509.46 is: 5,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.05 : 7,634.07 = 3,509.46 : x
  2. Step 2: Convert to fraction form
    5,100.05/7,634.07 = 3,509.46/x
  3. Step 3: Cross multiply
    5,100.05x = 7,634.07 × 3,509.46
  4. Step 4: Simplify right side
    5,100.05x = 26,791,463.30
  5. Step 5: Solve for x
    x = 26,791,463.30/5,100.05
  6. Step 6: Final answer
    x = 5,253.18

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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.