Home / 8,068.55-11,127.24-5,546.61

Finding the Fourth Proportional to 8,068.55, 11,127.24 and 5,546.61

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Solution

The fourth proportional to 8,068.55, 11,127.24 and 5,546.61 is: 7,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.55 : 11,127.24 = 5,546.61 : x
  2. Step 2: Convert to fraction form
    8,068.55/11,127.24 = 5,546.61/x
  3. Step 3: Cross multiply
    8,068.55x = 11,127.24 × 5,546.61
  4. Step 4: Simplify right side
    8,068.55x = 61,718,460.66
  5. Step 5: Solve for x
    x = 61,718,460.66/8,068.55
  6. Step 6: Final answer
    x = 7,649.27

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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.