Home / 8,102.27-11,181.13-4,376.27

Finding the Fourth Proportional to 8,102.27, 11,181.13 and 4,376.27

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Solution

The fourth proportional to 8,102.27, 11,181.13 and 4,376.27 is: 6,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.27 : 11,181.13 = 4,376.27 : x
  2. Step 2: Convert to fraction form
    8,102.27/11,181.13 = 4,376.27/x
  3. Step 3: Cross multiply
    8,102.27x = 11,181.13 × 4,376.27
  4. Step 4: Simplify right side
    8,102.27x = 48,931,643.79
  5. Step 5: Solve for x
    x = 48,931,643.79/8,102.27
  6. Step 6: Final answer
    x = 6,039.25

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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.