Home / 10,322.21-14,246.92-6,785.75

Finding the Fourth Proportional to 10,322.21, 14,246.92 and 6,785.75

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Solution

The fourth proportional to 10,322.21, 14,246.92 and 6,785.75 is: 9,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.21 : 14,246.92 = 6,785.75 : x
  2. Step 2: Convert to fraction form
    10,322.21/14,246.92 = 6,785.75/x
  3. Step 3: Cross multiply
    10,322.21x = 14,246.92 × 6,785.75
  4. Step 4: Simplify right side
    10,322.21x = 96,676,081.49
  5. Step 5: Solve for x
    x = 96,676,081.49/10,322.21
  6. Step 6: Final answer
    x = 9,365.83

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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.