Home / 8,254.72-12,399.21-6,675.22

Finding the Fourth Proportional to 8,254.72, 12,399.21 and 6,675.22

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Solution

The fourth proportional to 8,254.72, 12,399.21 and 6,675.22 is: 10,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.72 : 12,399.21 = 6,675.22 : x
  2. Step 2: Convert to fraction form
    8,254.72/12,399.21 = 6,675.22/x
  3. Step 3: Cross multiply
    8,254.72x = 12,399.21 × 6,675.22
  4. Step 4: Simplify right side
    8,254.72x = 82,767,454.58
  5. Step 5: Solve for x
    x = 82,767,454.58/8,254.72
  6. Step 6: Final answer
    x = 10,026.68

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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.