Home / 9,845.90-13,594.19-7,965.82

Finding the Fourth Proportional to 9,845.90, 13,594.19 and 7,965.82

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Solution

The fourth proportional to 9,845.90, 13,594.19 and 7,965.82 is: 10,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.90 : 13,594.19 = 7,965.82 : x
  2. Step 2: Convert to fraction form
    9,845.90/13,594.19 = 7,965.82/x
  3. Step 3: Cross multiply
    9,845.90x = 13,594.19 × 7,965.82
  4. Step 4: Simplify right side
    9,845.90x = 108,288,796.77
  5. Step 5: Solve for x
    x = 108,288,796.77/9,845.90
  6. Step 6: Final answer
    x = 10,998.37

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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.