Home / 10,051.41-13,868.55-6,418.97

Finding the Fourth Proportional to 10,051.41, 13,868.55 and 6,418.97

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Solution

The fourth proportional to 10,051.41, 13,868.55 and 6,418.97 is: 8,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.41 : 13,868.55 = 6,418.97 : x
  2. Step 2: Convert to fraction form
    10,051.41/13,868.55 = 6,418.97/x
  3. Step 3: Cross multiply
    10,051.41x = 13,868.55 × 6,418.97
  4. Step 4: Simplify right side
    10,051.41x = 89,021,737.05
  5. Step 5: Solve for x
    x = 89,021,737.05/10,051.41
  6. Step 6: Final answer
    x = 8,856.64

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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.