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Finding the Fourth Proportional to 8,157.11, 11,259.03 and 4,801

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Solution

The fourth proportional to 8,157.11, 11,259.03 and 4,801 is: 6,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.11 : 11,259.03 = 4,801 : x
  2. Step 2: Convert to fraction form
    8,157.11/11,259.03 = 4,801/x
  3. Step 3: Cross multiply
    8,157.11x = 11,259.03 × 4,801
  4. Step 4: Simplify right side
    8,157.11x = 54,054,603.03
  5. Step 5: Solve for x
    x = 54,054,603.03/8,157.11
  6. Step 6: Final answer
    x = 6,626.69

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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.