Home / 10,906.36-15,046.29-6,926.02

Finding the Fourth Proportional to 10,906.36, 15,046.29 and 6,926.02

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Solution

The fourth proportional to 10,906.36, 15,046.29 and 6,926.02 is: 9,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906.36 : 15,046.29 = 6,926.02 : x
  2. Step 2: Convert to fraction form
    10,906.36/15,046.29 = 6,926.02/x
  3. Step 3: Cross multiply
    10,906.36x = 15,046.29 × 6,926.02
  4. Step 4: Simplify right side
    10,906.36x = 104,210,867.85
  5. Step 5: Solve for x
    x = 104,210,867.85/10,906.36
  6. Step 6: Final answer
    x = 9,555.06

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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.