Home / 8,664.96-11,957.66-4,686.07

Finding the Fourth Proportional to 8,664.96, 11,957.66 and 4,686.07

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Solution

The fourth proportional to 8,664.96, 11,957.66 and 4,686.07 is: 6,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.96 : 11,957.66 = 4,686.07 : x
  2. Step 2: Convert to fraction form
    8,664.96/11,957.66 = 4,686.07/x
  3. Step 3: Cross multiply
    8,664.96x = 11,957.66 × 4,686.07
  4. Step 4: Simplify right side
    8,664.96x = 56,034,431.80
  5. Step 5: Solve for x
    x = 56,034,431.80/8,664.96
  6. Step 6: Final answer
    x = 6,466.78

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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.