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Finding the Fourth Proportional to 8,410.08, 11,521.87 and 8,094.79

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Solution

The fourth proportional to 8,410.08, 11,521.87 and 8,094.79 is: 11,089.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.08 : 11,521.87 = 8,094.79 : x
  2. Step 2: Convert to fraction form
    8,410.08/11,521.87 = 8,094.79/x
  3. Step 3: Cross multiply
    8,410.08x = 11,521.87 × 8,094.79
  4. Step 4: Simplify right side
    8,410.08x = 93,267,077.58
  5. Step 5: Solve for x
    x = 93,267,077.58/8,410.08
  6. Step 6: Final answer
    x = 11,089.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.