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Finding the Fourth Proportional to 6,031.87, 8,328.03 and 3,766.65

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Solution

The fourth proportional to 6,031.87, 8,328.03 and 3,766.65 is: 5,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.87 : 8,328.03 = 3,766.65 : x
  2. Step 2: Convert to fraction form
    6,031.87/8,328.03 = 3,766.65/x
  3. Step 3: Cross multiply
    6,031.87x = 8,328.03 × 3,766.65
  4. Step 4: Simplify right side
    6,031.87x = 31,368,796.88
  5. Step 5: Solve for x
    x = 31,368,796.88/6,031.87
  6. Step 6: Final answer
    x = 5,200.51

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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.