Home / 8,130.22-11,220.62-4,593.66

Finding the Fourth Proportional to 8,130.22, 11,220.62 and 4,593.66

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Solution

The fourth proportional to 8,130.22, 11,220.62 and 4,593.66 is: 6,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.22 : 11,220.62 = 4,593.66 : x
  2. Step 2: Convert to fraction form
    8,130.22/11,220.62 = 4,593.66/x
  3. Step 3: Cross multiply
    8,130.22x = 11,220.62 × 4,593.66
  4. Step 4: Simplify right side
    8,130.22x = 51,543,713.27
  5. Step 5: Solve for x
    x = 51,543,713.27/8,130.22
  6. Step 6: Final answer
    x = 6,339.77

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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.