Home / 7,038.88-10,551.92-2,932.64

Finding the Fourth Proportional to 7,038.88, 10,551.92 and 2,932.64

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Solution

The fourth proportional to 7,038.88, 10,551.92 and 2,932.64 is: 4,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.88 : 10,551.92 = 2,932.64 : x
  2. Step 2: Convert to fraction form
    7,038.88/10,551.92 = 2,932.64/x
  3. Step 3: Cross multiply
    7,038.88x = 10,551.92 × 2,932.64
  4. Step 4: Simplify right side
    7,038.88x = 30,944,982.67
  5. Step 5: Solve for x
    x = 30,944,982.67/7,038.88
  6. Step 6: Final answer
    x = 4,396.29

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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.