Home / 10,122.75-13,968.70-5,873.94

Finding the Fourth Proportional to 10,122.75, 13,968.70 and 5,873.94

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Solution

The fourth proportional to 10,122.75, 13,968.70 and 5,873.94 is: 8,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.75 : 13,968.70 = 5,873.94 : x
  2. Step 2: Convert to fraction form
    10,122.75/13,968.70 = 5,873.94/x
  3. Step 3: Cross multiply
    10,122.75x = 13,968.70 × 5,873.94
  4. Step 4: Simplify right side
    10,122.75x = 82,051,305.68
  5. Step 5: Solve for x
    x = 82,051,305.68/10,122.75
  6. Step 6: Final answer
    x = 8,105.63

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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.