Home / 10,081.06-13,900.61-6,894.87

Finding the Fourth Proportional to 10,081.06, 13,900.61 and 6,894.87

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Solution

The fourth proportional to 10,081.06, 13,900.61 and 6,894.87 is: 9,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.06 : 13,900.61 = 6,894.87 : x
  2. Step 2: Convert to fraction form
    10,081.06/13,900.61 = 6,894.87/x
  3. Step 3: Cross multiply
    10,081.06x = 13,900.61 × 6,894.87
  4. Step 4: Simplify right side
    10,081.06x = 95,842,942.17
  5. Step 5: Solve for x
    x = 95,842,942.17/10,081.06
  6. Step 6: Final answer
    x = 9,507.23

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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.