Home / 10,274.25-14,165.56-8,383.92

Finding the Fourth Proportional to 10,274.25, 14,165.56 and 8,383.92

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Solution

The fourth proportional to 10,274.25, 14,165.56 and 8,383.92 is: 11,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.25 : 14,165.56 = 8,383.92 : x
  2. Step 2: Convert to fraction form
    10,274.25/14,165.56 = 8,383.92/x
  3. Step 3: Cross multiply
    10,274.25x = 14,165.56 × 8,383.92
  4. Step 4: Simplify right side
    10,274.25x = 118,762,879.15
  5. Step 5: Solve for x
    x = 118,762,879.15/10,274.25
  6. Step 6: Final answer
    x = 11,559.27

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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.