Home / 5,270.52-7,904.34-2,669.88

Finding the Fourth Proportional to 5,270.52, 7,904.34 and 2,669.88

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Solution

The fourth proportional to 5,270.52, 7,904.34 and 2,669.88 is: 4,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.52 : 7,904.34 = 2,669.88 : x
  2. Step 2: Convert to fraction form
    5,270.52/7,904.34 = 2,669.88/x
  3. Step 3: Cross multiply
    5,270.52x = 7,904.34 × 2,669.88
  4. Step 4: Simplify right side
    5,270.52x = 21,103,639.28
  5. Step 5: Solve for x
    x = 21,103,639.28/5,270.52
  6. Step 6: Final answer
    x = 4,004.09

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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.