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Finding the Fourth Proportional to 8,089.61, 11,161.47 and 4,733.25

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Solution

The fourth proportional to 8,089.61, 11,161.47 and 4,733.25 is: 6,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.61 : 11,161.47 = 4,733.25 : x
  2. Step 2: Convert to fraction form
    8,089.61/11,161.47 = 4,733.25/x
  3. Step 3: Cross multiply
    8,089.61x = 11,161.47 × 4,733.25
  4. Step 4: Simplify right side
    8,089.61x = 52,830,003.77
  5. Step 5: Solve for x
    x = 52,830,003.77/8,089.61
  6. Step 6: Final answer
    x = 6,530.60

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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.