Home / 8,664.43-11,956.87-4,685.54

Finding the Fourth Proportional to 8,664.43, 11,956.87 and 4,685.54

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Solution

The fourth proportional to 8,664.43, 11,956.87 and 4,685.54 is: 6,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.43 : 11,956.87 = 4,685.54 : x
  2. Step 2: Convert to fraction form
    8,664.43/11,956.87 = 4,685.54/x
  3. Step 3: Cross multiply
    8,664.43x = 11,956.87 × 4,685.54
  4. Step 4: Simplify right side
    8,664.43x = 56,024,309.45
  5. Step 5: Solve for x
    x = 56,024,309.45/8,664.43
  6. Step 6: Final answer
    x = 6,466.02

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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.