Home / 6,288.08-8,676.95-3,769.72

Finding the Fourth Proportional to 6,288.08, 8,676.95 and 3,769.72

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Solution

The fourth proportional to 6,288.08, 8,676.95 and 3,769.72 is: 5,201.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.08 : 8,676.95 = 3,769.72 : x
  2. Step 2: Convert to fraction form
    6,288.08/8,676.95 = 3,769.72/x
  3. Step 3: Cross multiply
    6,288.08x = 8,676.95 × 3,769.72
  4. Step 4: Simplify right side
    6,288.08x = 32,709,609.72
  5. Step 5: Solve for x
    x = 32,709,609.72/6,288.08
  6. Step 6: Final answer
    x = 5,201.85

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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.