Home / 10,785.24-16,182.96-4,546.68

Finding the Fourth Proportional to 10,785.24, 16,182.96 and 4,546.68

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Solution

The fourth proportional to 10,785.24, 16,182.96 and 4,546.68 is: 6,822.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.24 : 16,182.96 = 4,546.68 : x
  2. Step 2: Convert to fraction form
    10,785.24/16,182.96 = 4,546.68/x
  3. Step 3: Cross multiply
    10,785.24x = 16,182.96 × 4,546.68
  4. Step 4: Simplify right side
    10,785.24x = 73,578,740.57
  5. Step 5: Solve for x
    x = 73,578,740.57/10,785.24
  6. Step 6: Final answer
    x = 6,822.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.