Home / 6,417.10-8,855.94-3,764.74

Finding the Fourth Proportional to 6,417.10, 8,855.94 and 3,764.74

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Solution

The fourth proportional to 6,417.10, 8,855.94 and 3,764.74 is: 5,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.10 : 8,855.94 = 3,764.74 : x
  2. Step 2: Convert to fraction form
    6,417.10/8,855.94 = 3,764.74/x
  3. Step 3: Cross multiply
    6,417.10x = 8,855.94 × 3,764.74
  4. Step 4: Simplify right side
    6,417.10x = 33,340,311.56
  5. Step 5: Solve for x
    x = 33,340,311.56/6,417.10
  6. Step 6: Final answer
    x = 5,195.54

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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.