Home / 7,296.38-10,943.37-2,615.58

Finding the Fourth Proportional to 7,296.38, 10,943.37 and 2,615.58

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Solution

The fourth proportional to 7,296.38, 10,943.37 and 2,615.58 is: 3,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.38 : 10,943.37 = 2,615.58 : x
  2. Step 2: Convert to fraction form
    7,296.38/10,943.37 = 2,615.58/x
  3. Step 3: Cross multiply
    7,296.38x = 10,943.37 × 2,615.58
  4. Step 4: Simplify right side
    7,296.38x = 28,623,259.70
  5. Step 5: Solve for x
    x = 28,623,259.70/7,296.38
  6. Step 6: Final answer
    x = 3,922.94

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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.