Home / 7,347.36-11,023.60-2,731.68

Finding the Fourth Proportional to 7,347.36, 11,023.60 and 2,731.68

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Solution

The fourth proportional to 7,347.36, 11,023.60 and 2,731.68 is: 4,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.36 : 11,023.60 = 2,731.68 : x
  2. Step 2: Convert to fraction form
    7,347.36/11,023.60 = 2,731.68/x
  3. Step 3: Cross multiply
    7,347.36x = 11,023.60 × 2,731.68
  4. Step 4: Simplify right side
    7,347.36x = 30,112,947.65
  5. Step 5: Solve for x
    x = 30,112,947.65/7,347.36
  6. Step 6: Final answer
    x = 4,098.47

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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.