Home / 8,087.79-11,161.07-4,502.69

Finding the Fourth Proportional to 8,087.79, 11,161.07 and 4,502.69

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Solution

The fourth proportional to 8,087.79, 11,161.07 and 4,502.69 is: 6,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.79 : 11,161.07 = 4,502.69 : x
  2. Step 2: Convert to fraction form
    8,087.79/11,161.07 = 4,502.69/x
  3. Step 3: Cross multiply
    8,087.79x = 11,161.07 × 4,502.69
  4. Step 4: Simplify right side
    8,087.79x = 50,254,759.96
  5. Step 5: Solve for x
    x = 50,254,759.96/8,087.79
  6. Step 6: Final answer
    x = 6,213.66

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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.