Home / 5,092.22-7,637.09-2,129.06

Finding the Fourth Proportional to 5,092.22, 7,637.09 and 2,129.06

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Solution

The fourth proportional to 5,092.22, 7,637.09 and 2,129.06 is: 3,193.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.22 : 7,637.09 = 2,129.06 : x
  2. Step 2: Convert to fraction form
    5,092.22/7,637.09 = 2,129.06/x
  3. Step 3: Cross multiply
    5,092.22x = 7,637.09 × 2,129.06
  4. Step 4: Simplify right side
    5,092.22x = 16,259,774.00
  5. Step 5: Solve for x
    x = 16,259,774.00/5,092.22
  6. Step 6: Final answer
    x = 3,193.07

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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.