Home / 7,038.14-10,542.58-3,343.28

Finding the Fourth Proportional to 7,038.14, 10,542.58 and 3,343.28

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Solution

The fourth proportional to 7,038.14, 10,542.58 and 3,343.28 is: 5,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.14 : 10,542.58 = 3,343.28 : x
  2. Step 2: Convert to fraction form
    7,038.14/10,542.58 = 3,343.28/x
  3. Step 3: Cross multiply
    7,038.14x = 10,542.58 × 3,343.28
  4. Step 4: Simplify right side
    7,038.14x = 35,246,735.79
  5. Step 5: Solve for x
    x = 35,246,735.79/7,038.14
  6. Step 6: Final answer
    x = 5,007.97

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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.