Home / 8,606.74-11,877.15-4,829.92

Finding the Fourth Proportional to 8,606.74, 11,877.15 and 4,829.92

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Solution

The fourth proportional to 8,606.74, 11,877.15 and 4,829.92 is: 6,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606.74 : 11,877.15 = 4,829.92 : x
  2. Step 2: Convert to fraction form
    8,606.74/11,877.15 = 4,829.92/x
  3. Step 3: Cross multiply
    8,606.74x = 11,877.15 × 4,829.92
  4. Step 4: Simplify right side
    8,606.74x = 57,365,684.33
  5. Step 5: Solve for x
    x = 57,365,684.33/8,606.74
  6. Step 6: Final answer
    x = 6,665.20

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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.