Home / 11,672.22-17,508.15-2,907.21

Finding the Fourth Proportional to 11,672.22, 17,508.15 and 2,907.21

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Solution

The fourth proportional to 11,672.22, 17,508.15 and 2,907.21 is: 4,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.22 : 17,508.15 = 2,907.21 : x
  2. Step 2: Convert to fraction form
    11,672.22/17,508.15 = 2,907.21/x
  3. Step 3: Cross multiply
    11,672.22x = 17,508.15 × 2,907.21
  4. Step 4: Simplify right side
    11,672.22x = 50,899,868.76
  5. Step 5: Solve for x
    x = 50,899,868.76/11,672.22
  6. Step 6: Final answer
    x = 4,360.77

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1.5x scale

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.