Home / 11,476.81-15,844.58-8,766.69

Finding the Fourth Proportional to 11,476.81, 15,844.58 and 8,766.69

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Solution

The fourth proportional to 11,476.81, 15,844.58 and 8,766.69 is: 12,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.81 : 15,844.58 = 8,766.69 : x
  2. Step 2: Convert to fraction form
    11,476.81/15,844.58 = 8,766.69/x
  3. Step 3: Cross multiply
    11,476.81x = 15,844.58 × 8,766.69
  4. Step 4: Simplify right side
    11,476.81x = 138,904,521.04
  5. Step 5: Solve for x
    x = 138,904,521.04/11,476.81
  6. Step 6: Final answer
    x = 12,103.06

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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.