Home / 8,309.98-12,467.06-2,763.34

Finding the Fourth Proportional to 8,309.98, 12,467.06 and 2,763.34

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Solution

The fourth proportional to 8,309.98, 12,467.06 and 2,763.34 is: 4,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309.98 : 12,467.06 = 2,763.34 : x
  2. Step 2: Convert to fraction form
    8,309.98/12,467.06 = 2,763.34/x
  3. Step 3: Cross multiply
    8,309.98x = 12,467.06 × 2,763.34
  4. Step 4: Simplify right side
    8,309.98x = 34,450,725.58
  5. Step 5: Solve for x
    x = 34,450,725.58/8,309.98
  6. Step 6: Final answer
    x = 4,145.70

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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.