Home / 8,310.60-12,467.96-2,467.21

Finding the Fourth Proportional to 8,310.60, 12,467.96 and 2,467.21

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Solution

The fourth proportional to 8,310.60, 12,467.96 and 2,467.21 is: 3,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.60 : 12,467.96 = 2,467.21 : x
  2. Step 2: Convert to fraction form
    8,310.60/12,467.96 = 2,467.21/x
  3. Step 3: Cross multiply
    8,310.60x = 12,467.96 × 2,467.21
  4. Step 4: Simplify right side
    8,310.60x = 30,761,075.59
  5. Step 5: Solve for x
    x = 30,761,075.59/8,310.60
  6. Step 6: Final answer
    x = 3,701.43

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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.