Home / 11,105.91-15,326.22-6,070.14

Finding the Fourth Proportional to 11,105.91, 15,326.22 and 6,070.14

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Solution

The fourth proportional to 11,105.91, 15,326.22 and 6,070.14 is: 8,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105.91 : 15,326.22 = 6,070.14 : x
  2. Step 2: Convert to fraction form
    11,105.91/15,326.22 = 6,070.14/x
  3. Step 3: Cross multiply
    11,105.91x = 15,326.22 × 6,070.14
  4. Step 4: Simplify right side
    11,105.91x = 93,032,301.07
  5. Step 5: Solve for x
    x = 93,032,301.07/11,105.91
  6. Step 6: Final answer
    x = 8,376.83

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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.