Home / 7,008.43-10,512.75-3,005.29

Finding the Fourth Proportional to 7,008.43, 10,512.75 and 3,005.29

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Solution

The fourth proportional to 7,008.43, 10,512.75 and 3,005.29 is: 4,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.43 : 10,512.75 = 3,005.29 : x
  2. Step 2: Convert to fraction form
    7,008.43/10,512.75 = 3,005.29/x
  3. Step 3: Cross multiply
    7,008.43x = 10,512.75 × 3,005.29
  4. Step 4: Simplify right side
    7,008.43x = 31,593,862.45
  5. Step 5: Solve for x
    x = 31,593,862.45/7,008.43
  6. Step 6: Final answer
    x = 4,507.98

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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.