Home / 10,867.54-14,993.70-6,086.77

Finding the Fourth Proportional to 10,867.54, 14,993.70 and 6,086.77

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Solution

The fourth proportional to 10,867.54, 14,993.70 and 6,086.77 is: 8,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.54 : 14,993.70 = 6,086.77 : x
  2. Step 2: Convert to fraction form
    10,867.54/14,993.70 = 6,086.77/x
  3. Step 3: Cross multiply
    10,867.54x = 14,993.70 × 6,086.77
  4. Step 4: Simplify right side
    10,867.54x = 91,263,203.35
  5. Step 5: Solve for x
    x = 91,263,203.35/10,867.54
  6. Step 6: Final answer
    x = 8,397.78

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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.