Home / 9,265.76-13,894.43-3,998.28

Finding the Fourth Proportional to 9,265.76, 13,894.43 and 3,998.28

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Solution

The fourth proportional to 9,265.76, 13,894.43 and 3,998.28 is: 5,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.76 : 13,894.43 = 3,998.28 : x
  2. Step 2: Convert to fraction form
    9,265.76/13,894.43 = 3,998.28/x
  3. Step 3: Cross multiply
    9,265.76x = 13,894.43 × 3,998.28
  4. Step 4: Simplify right side
    9,265.76x = 55,553,801.59
  5. Step 5: Solve for x
    x = 55,553,801.59/9,265.76
  6. Step 6: Final answer
    x = 5,995.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.