Home / 7,032.88-10,553.68-2,649.92

Finding the Fourth Proportional to 7,032.88, 10,553.68 and 2,649.92

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Solution

The fourth proportional to 7,032.88, 10,553.68 and 2,649.92 is: 3,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.88 : 10,553.68 = 2,649.92 : x
  2. Step 2: Convert to fraction form
    7,032.88/10,553.68 = 2,649.92/x
  3. Step 3: Cross multiply
    7,032.88x = 10,553.68 × 2,649.92
  4. Step 4: Simplify right side
    7,032.88x = 27,966,407.71
  5. Step 5: Solve for x
    x = 27,966,407.71/7,032.88
  6. Step 6: Final answer
    x = 3,976.52

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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.