Home / 11,362.66-15,680.44-6,326.94

Finding the Fourth Proportional to 11,362.66, 15,680.44 and 6,326.94

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Solution

The fourth proportional to 11,362.66, 15,680.44 and 6,326.94 is: 8,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.66 : 15,680.44 = 6,326.94 : x
  2. Step 2: Convert to fraction form
    11,362.66/15,680.44 = 6,326.94/x
  3. Step 3: Cross multiply
    11,362.66x = 15,680.44 × 6,326.94
  4. Step 4: Simplify right side
    11,362.66x = 99,209,234.17
  5. Step 5: Solve for x
    x = 99,209,234.17/11,362.66
  6. Step 6: Final answer
    x = 8,731.16

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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.