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Finding the Fourth Proportional to 8,110.08, 11,191.88 and 4,384.08

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Solution

The fourth proportional to 8,110.08, 11,191.88 and 4,384.08 is: 6,050.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.08 : 11,191.88 = 4,384.08 : x
  2. Step 2: Convert to fraction form
    8,110.08/11,191.88 = 4,384.08/x
  3. Step 3: Cross multiply
    8,110.08x = 11,191.88 × 4,384.08
  4. Step 4: Simplify right side
    8,110.08x = 49,066,097.27
  5. Step 5: Solve for x
    x = 49,066,097.27/8,110.08
  6. Step 6: Final answer
    x = 6,050.01

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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.