Home / 6,783.32-10,174.83-1,853.39

Finding the Fourth Proportional to 6,783.32, 10,174.83 and 1,853.39

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Solution

The fourth proportional to 6,783.32, 10,174.83 and 1,853.39 is: 2,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.32 : 10,174.83 = 1,853.39 : x
  2. Step 2: Convert to fraction form
    6,783.32/10,174.83 = 1,853.39/x
  3. Step 3: Cross multiply
    6,783.32x = 10,174.83 × 1,853.39
  4. Step 4: Simplify right side
    6,783.32x = 18,857,877.30
  5. Step 5: Solve for x
    x = 18,857,877.30/6,783.32
  6. Step 6: Final answer
    x = 2,780.04

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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.