Home / 5,634.24-8,440.32-2,666.88

Finding the Fourth Proportional to 5,634.24, 8,440.32 and 2,666.88

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Solution

The fourth proportional to 5,634.24, 8,440.32 and 2,666.88 is: 3,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.24 : 8,440.32 = 2,666.88 : x
  2. Step 2: Convert to fraction form
    5,634.24/8,440.32 = 2,666.88/x
  3. Step 3: Cross multiply
    5,634.24x = 8,440.32 × 2,666.88
  4. Step 4: Simplify right side
    5,634.24x = 22,509,320.60
  5. Step 5: Solve for x
    x = 22,509,320.60/5,634.24
  6. Step 6: Final answer
    x = 3,995.09

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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.