Home / 8,664.37-11,956.86-4,685.51

Finding the Fourth Proportional to 8,664.37, 11,956.86 and 4,685.51

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Solution

The fourth proportional to 8,664.37, 11,956.86 and 4,685.51 is: 6,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.37 : 11,956.86 = 4,685.51 : x
  2. Step 2: Convert to fraction form
    8,664.37/11,956.86 = 4,685.51/x
  3. Step 3: Cross multiply
    8,664.37x = 11,956.86 × 4,685.51
  4. Step 4: Simplify right side
    8,664.37x = 56,023,954.58
  5. Step 5: Solve for x
    x = 56,023,954.58/8,664.37
  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.