Home / 8,054.61-11,115.66-4,696.89

Finding the Fourth Proportional to 8,054.61, 11,115.66 and 4,696.89

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Solution

The fourth proportional to 8,054.61, 11,115.66 and 4,696.89 is: 6,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.61 : 11,115.66 = 4,696.89 : x
  2. Step 2: Convert to fraction form
    8,054.61/11,115.66 = 4,696.89/x
  3. Step 3: Cross multiply
    8,054.61x = 11,115.66 × 4,696.89
  4. Step 4: Simplify right side
    8,054.61x = 52,209,032.30
  5. Step 5: Solve for x
    x = 52,209,032.30/8,054.61
  6. Step 6: Final answer
    x = 6,481.88

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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.