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Finding the Fourth Proportional to 8,054.16, 11,125.98 and 7,633.80

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Solution

The fourth proportional to 8,054.16, 11,125.98 and 7,633.80 is: 10,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.16 : 11,125.98 = 7,633.80 : x
  2. Step 2: Convert to fraction form
    8,054.16/11,125.98 = 7,633.80/x
  3. Step 3: Cross multiply
    8,054.16x = 11,125.98 × 7,633.80
  4. Step 4: Simplify right side
    8,054.16x = 84,933,506.12
  5. Step 5: Solve for x
    x = 84,933,506.12/8,054.16
  6. Step 6: Final answer
    x = 10,545.30

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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.