Home / 10,103.25-13,940.37-5,854.07

Finding the Fourth Proportional to 10,103.25, 13,940.37 and 5,854.07

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Solution

The fourth proportional to 10,103.25, 13,940.37 and 5,854.07 is: 8,077.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.25 : 13,940.37 = 5,854.07 : x
  2. Step 2: Convert to fraction form
    10,103.25/13,940.37 = 5,854.07/x
  3. Step 3: Cross multiply
    10,103.25x = 13,940.37 × 5,854.07
  4. Step 4: Simplify right side
    10,103.25x = 81,607,832.10
  5. Step 5: Solve for x
    x = 81,607,832.10/10,103.25
  6. Step 6: Final answer
    x = 8,077.38

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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.