Home / 6,784.34-10,176.87-1,853.37

Finding the Fourth Proportional to 6,784.34, 10,176.87 and 1,853.37

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Solution

The fourth proportional to 6,784.34, 10,176.87 and 1,853.37 is: 2,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.34 : 10,176.87 = 1,853.37 : x
  2. Step 2: Convert to fraction form
    6,784.34/10,176.87 = 1,853.37/x
  3. Step 3: Cross multiply
    6,784.34x = 10,176.87 × 1,853.37
  4. Step 4: Simplify right side
    6,784.34x = 18,861,505.55
  5. Step 5: Solve for x
    x = 18,861,505.55/6,784.34
  6. Step 6: Final answer
    x = 2,780.16

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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.