Home / 11,371.96-17,047.40-5,813.05

Finding the Fourth Proportional to 11,371.96, 17,047.40 and 5,813.05

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Solution

The fourth proportional to 11,371.96, 17,047.40 and 5,813.05 is: 8,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.96 : 17,047.40 = 5,813.05 : x
  2. Step 2: Convert to fraction form
    11,371.96/17,047.40 = 5,813.05/x
  3. Step 3: Cross multiply
    11,371.96x = 17,047.40 × 5,813.05
  4. Step 4: Simplify right side
    11,371.96x = 99,097,348.85
  5. Step 5: Solve for x
    x = 99,097,348.85/11,371.96
  6. Step 6: Final answer
    x = 8,714.18

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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.