Home / 8,669.45-11,963.79-4,893.84

Finding the Fourth Proportional to 8,669.45, 11,963.79 and 4,893.84

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Solution

The fourth proportional to 8,669.45, 11,963.79 and 4,893.84 is: 6,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.45 : 11,963.79 = 4,893.84 : x
  2. Step 2: Convert to fraction form
    8,669.45/11,963.79 = 4,893.84/x
  3. Step 3: Cross multiply
    8,669.45x = 11,963.79 × 4,893.84
  4. Step 4: Simplify right side
    8,669.45x = 58,548,916.20
  5. Step 5: Solve for x
    x = 58,548,916.20/8,669.45
  6. Step 6: Final answer
    x = 6,753.48

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1.5x scale

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.