Home / 5,094.06-7,641.49-2,172.39

Finding the Fourth Proportional to 5,094.06, 7,641.49 and 2,172.39

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Solution

The fourth proportional to 5,094.06, 7,641.49 and 2,172.39 is: 3,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.06 : 7,641.49 = 2,172.39 : x
  2. Step 2: Convert to fraction form
    5,094.06/7,641.49 = 2,172.39/x
  3. Step 3: Cross multiply
    5,094.06x = 7,641.49 × 2,172.39
  4. Step 4: Simplify right side
    5,094.06x = 16,600,296.46
  5. Step 5: Solve for x
    x = 16,600,296.46/5,094.06
  6. Step 6: Final answer
    x = 3,258.76

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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.