Home / 5,102.06-7,647.75-3,458.70

Finding the Fourth Proportional to 5,102.06, 7,647.75 and 3,458.70

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Solution

The fourth proportional to 5,102.06, 7,647.75 and 3,458.70 is: 5,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.06 : 7,647.75 = 3,458.70 : x
  2. Step 2: Convert to fraction form
    5,102.06/7,647.75 = 3,458.70/x
  3. Step 3: Cross multiply
    5,102.06x = 7,647.75 × 3,458.70
  4. Step 4: Simplify right side
    5,102.06x = 26,451,272.93
  5. Step 5: Solve for x
    x = 26,451,272.93/5,102.06
  6. Step 6: Final answer
    x = 5,184.44

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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.