Home / 8,360.82-11,539.46-5,707.26

Finding the Fourth Proportional to 8,360.82, 11,539.46 and 5,707.26

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Solution

The fourth proportional to 8,360.82, 11,539.46 and 5,707.26 is: 7,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.82 : 11,539.46 = 5,707.26 : x
  2. Step 2: Convert to fraction form
    8,360.82/11,539.46 = 5,707.26/x
  3. Step 3: Cross multiply
    8,360.82x = 11,539.46 × 5,707.26
  4. Step 4: Simplify right side
    8,360.82x = 65,858,712.75
  5. Step 5: Solve for x
    x = 65,858,712.75/8,360.82
  6. Step 6: Final answer
    x = 7,877.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.