Home / 4,126.18-6,190.35-2,177.86

Finding the Fourth Proportional to 4,126.18, 6,190.35 and 2,177.86

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Solution

The fourth proportional to 4,126.18, 6,190.35 and 2,177.86 is: 3,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.18 : 6,190.35 = 2,177.86 : x
  2. Step 2: Convert to fraction form
    4,126.18/6,190.35 = 2,177.86/x
  3. Step 3: Cross multiply
    4,126.18x = 6,190.35 × 2,177.86
  4. Step 4: Simplify right side
    4,126.18x = 13,481,715.65
  5. Step 5: Solve for x
    x = 13,481,715.65/4,126.18
  6. Step 6: Final answer
    x = 3,267.36

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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.