Home / 7,566.43-11,345.73-3,402.88

Finding the Fourth Proportional to 7,566.43, 11,345.73 and 3,402.88

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Solution

The fourth proportional to 7,566.43, 11,345.73 and 3,402.88 is: 5,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.43 : 11,345.73 = 3,402.88 : x
  2. Step 2: Convert to fraction form
    7,566.43/11,345.73 = 3,402.88/x
  3. Step 3: Cross multiply
    7,566.43x = 11,345.73 × 3,402.88
  4. Step 4: Simplify right side
    7,566.43x = 38,608,157.70
  5. Step 5: Solve for x
    x = 38,608,157.70/7,566.43
  6. Step 6: Final answer
    x = 5,102.56

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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.