Home / 6,785.24-10,176.44-1,853.79

Finding the Fourth Proportional to 6,785.24, 10,176.44 and 1,853.79

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Solution

The fourth proportional to 6,785.24, 10,176.44 and 1,853.79 is: 2,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.24 : 10,176.44 = 1,853.79 : x
  2. Step 2: Convert to fraction form
    6,785.24/10,176.44 = 1,853.79/x
  3. Step 3: Cross multiply
    6,785.24x = 10,176.44 × 1,853.79
  4. Step 4: Simplify right side
    6,785.24x = 18,864,935.28
  5. Step 5: Solve for x
    x = 18,864,935.28/6,785.24
  6. Step 6: Final answer
    x = 2,780.29

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1.5x scale

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.