Home / 8,669.48-11,963.40-4,893.28

Finding the Fourth Proportional to 8,669.48, 11,963.40 and 4,893.28

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Solution

The fourth proportional to 8,669.48, 11,963.40 and 4,893.28 is: 6,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.48 : 11,963.40 = 4,893.28 : x
  2. Step 2: Convert to fraction form
    8,669.48/11,963.40 = 4,893.28/x
  3. Step 3: Cross multiply
    8,669.48x = 11,963.40 × 4,893.28
  4. Step 4: Simplify right side
    8,669.48x = 58,540,265.95
  5. Step 5: Solve for x
    x = 58,540,265.95/8,669.48
  6. Step 6: Final answer
    x = 6,752.45

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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.