Home / 8,165.16-11,261.93-5,327.99

Finding the Fourth Proportional to 8,165.16, 11,261.93 and 5,327.99

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Solution

The fourth proportional to 8,165.16, 11,261.93 and 5,327.99 is: 7,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.16 : 11,261.93 = 5,327.99 : x
  2. Step 2: Convert to fraction form
    8,165.16/11,261.93 = 5,327.99/x
  3. Step 3: Cross multiply
    8,165.16x = 11,261.93 × 5,327.99
  4. Step 4: Simplify right side
    8,165.16x = 60,003,407.43
  5. Step 5: Solve for x
    x = 60,003,407.43/8,165.16
  6. Step 6: Final answer
    x = 7,348.71

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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.