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Finding the Fourth Proportional to 4,169.40, 6,254.10 and 3,926.40

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Solution

The fourth proportional to 4,169.40, 6,254.10 and 3,926.40 is: 5,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.40 : 6,254.10 = 3,926.40 : x
  2. Step 2: Convert to fraction form
    4,169.40/6,254.10 = 3,926.40/x
  3. Step 3: Cross multiply
    4,169.40x = 6,254.10 × 3,926.40
  4. Step 4: Simplify right side
    4,169.40x = 24,556,098.24
  5. Step 5: Solve for x
    x = 24,556,098.24/4,169.40
  6. Step 6: Final answer
    x = 5,889.60

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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.