Home / 8,664.42-11,956.87-4,685.53

Finding the Fourth Proportional to 8,664.42, 11,956.87 and 4,685.53

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Solution

The fourth proportional to 8,664.42, 11,956.87 and 4,685.53 is: 6,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.42 : 11,956.87 = 4,685.53 : x
  2. Step 2: Convert to fraction form
    8,664.42/11,956.87 = 4,685.53/x
  3. Step 3: Cross multiply
    8,664.42x = 11,956.87 × 4,685.53
  4. Step 4: Simplify right side
    8,664.42x = 56,024,273.09
  5. Step 5: Solve for x
    x = 56,024,273.09/8,664.42
  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.