Home / 11,008.63-15,194.63-6,760.71

Finding the Fourth Proportional to 11,008.63, 15,194.63 and 6,760.71

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Solution

The fourth proportional to 11,008.63, 15,194.63 and 6,760.71 is: 9,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.63 : 15,194.63 = 6,760.71 : x
  2. Step 2: Convert to fraction form
    11,008.63/15,194.63 = 6,760.71/x
  3. Step 3: Cross multiply
    11,008.63x = 15,194.63 × 6,760.71
  4. Step 4: Simplify right side
    11,008.63x = 102,726,486.99
  5. Step 5: Solve for x
    x = 102,726,486.99/11,008.63
  6. Step 6: Final answer
    x = 9,331.45

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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.