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Finding the Fourth Proportional to 8,832.54, 12,188.81 and 4,853.61

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Solution

The fourth proportional to 8,832.54, 12,188.81 and 4,853.61 is: 6,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.54 : 12,188.81 = 4,853.61 : x
  2. Step 2: Convert to fraction form
    8,832.54/12,188.81 = 4,853.61/x
  3. Step 3: Cross multiply
    8,832.54x = 12,188.81 × 4,853.61
  4. Step 4: Simplify right side
    8,832.54x = 59,159,657.03
  5. Step 5: Solve for x
    x = 59,159,657.03/8,832.54
  6. Step 6: Final answer
    x = 6,697.92

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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.