Home / 11,573.73-17,360.70-2,808.72

Finding the Fourth Proportional to 11,573.73, 17,360.70 and 2,808.72

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Solution

The fourth proportional to 11,573.73, 17,360.70 and 2,808.72 is: 4,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.73 : 17,360.70 = 2,808.72 : x
  2. Step 2: Convert to fraction form
    11,573.73/17,360.70 = 2,808.72/x
  3. Step 3: Cross multiply
    11,573.73x = 17,360.70 × 2,808.72
  4. Step 4: Simplify right side
    11,573.73x = 48,761,345.30
  5. Step 5: Solve for x
    x = 48,761,345.30/11,573.73
  6. Step 6: Final answer
    x = 4,213.11

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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.