Home / 8,020.87-12,031.62-2,474.26

Finding the Fourth Proportional to 8,020.87, 12,031.62 and 2,474.26

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Solution

The fourth proportional to 8,020.87, 12,031.62 and 2,474.26 is: 3,711.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.87 : 12,031.62 = 2,474.26 : x
  2. Step 2: Convert to fraction form
    8,020.87/12,031.62 = 2,474.26/x
  3. Step 3: Cross multiply
    8,020.87x = 12,031.62 × 2,474.26
  4. Step 4: Simplify right side
    8,020.87x = 29,769,326.02
  5. Step 5: Solve for x
    x = 29,769,326.02/8,020.87
  6. Step 6: Final answer
    x = 3,711.48

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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.