Home / 7,201.59-10,802.38-2,271.61

Finding the Fourth Proportional to 7,201.59, 10,802.38 and 2,271.61

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Solution

The fourth proportional to 7,201.59, 10,802.38 and 2,271.61 is: 3,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.59 : 10,802.38 = 2,271.61 : x
  2. Step 2: Convert to fraction form
    7,201.59/10,802.38 = 2,271.61/x
  3. Step 3: Cross multiply
    7,201.59x = 10,802.38 × 2,271.61
  4. Step 4: Simplify right side
    7,201.59x = 24,538,794.43
  5. Step 5: Solve for x
    x = 24,538,794.43/7,201.59
  6. Step 6: Final answer
    x = 3,407.42

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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.