Home / 11,083.32-15,293.55-6,607.56

Finding the Fourth Proportional to 11,083.32, 15,293.55 and 6,607.56

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Solution

The fourth proportional to 11,083.32, 15,293.55 and 6,607.56 is: 9,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.32 : 15,293.55 = 6,607.56 : x
  2. Step 2: Convert to fraction form
    11,083.32/15,293.55 = 6,607.56/x
  3. Step 3: Cross multiply
    11,083.32x = 15,293.55 × 6,607.56
  4. Step 4: Simplify right side
    11,083.32x = 101,053,049.24
  5. Step 5: Solve for x
    x = 101,053,049.24/11,083.32
  6. Step 6: Final answer
    x = 9,117.58

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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.