Home / 10,104.25-13,941.75-5,855.07

Finding the Fourth Proportional to 10,104.25, 13,941.75 and 5,855.07

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Solution

The fourth proportional to 10,104.25, 13,941.75 and 5,855.07 is: 8,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.25 : 13,941.75 = 5,855.07 : x
  2. Step 2: Convert to fraction form
    10,104.25/13,941.75 = 5,855.07/x
  3. Step 3: Cross multiply
    10,104.25x = 13,941.75 × 5,855.07
  4. Step 4: Simplify right side
    10,104.25x = 81,629,922.17
  5. Step 5: Solve for x
    x = 81,629,922.17/10,104.25
  6. Step 6: Final answer
    x = 8,078.77

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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.