Home / 10,111.94-13,963.07-6,341.42

Finding the Fourth Proportional to 10,111.94, 13,963.07 and 6,341.42

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Solution

The fourth proportional to 10,111.94, 13,963.07 and 6,341.42 is: 8,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,111.94 : 13,963.07 = 6,341.42 : x
  2. Step 2: Convert to fraction form
    10,111.94/13,963.07 = 6,341.42/x
  3. Step 3: Cross multiply
    10,111.94x = 13,963.07 × 6,341.42
  4. Step 4: Simplify right side
    10,111.94x = 88,545,691.36
  5. Step 5: Solve for x
    x = 88,545,691.36/10,111.94
  6. Step 6: Final answer
    x = 8,756.55

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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.