Home / 7,239.11-10,876.79-4,607.73

Finding the Fourth Proportional to 7,239.11, 10,876.79 and 4,607.73

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Solution

The fourth proportional to 7,239.11, 10,876.79 and 4,607.73 is: 6,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.11 : 10,876.79 = 4,607.73 : x
  2. Step 2: Convert to fraction form
    7,239.11/10,876.79 = 4,607.73/x
  3. Step 3: Cross multiply
    7,239.11x = 10,876.79 × 4,607.73
  4. Step 4: Simplify right side
    7,239.11x = 50,117,323.11
  5. Step 5: Solve for x
    x = 50,117,323.11/7,239.11
  6. Step 6: Final answer
    x = 6,923.14

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1.5x scale

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.