Home / 6,691.08-10,036.70-3,181.46

Finding the Fourth Proportional to 6,691.08, 10,036.70 and 3,181.46

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Solution

The fourth proportional to 6,691.08, 10,036.70 and 3,181.46 is: 4,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.08 : 10,036.70 = 3,181.46 : x
  2. Step 2: Convert to fraction form
    6,691.08/10,036.70 = 3,181.46/x
  3. Step 3: Cross multiply
    6,691.08x = 10,036.70 × 3,181.46
  4. Step 4: Simplify right side
    6,691.08x = 31,931,359.58
  5. Step 5: Solve for x
    x = 31,931,359.58/6,691.08
  6. Step 6: Final answer
    x = 4,772.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.