Home / 8,252.34-12,379.65-2,408.10

Finding the Fourth Proportional to 8,252.34, 12,379.65 and 2,408.10

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Solution

The fourth proportional to 8,252.34, 12,379.65 and 2,408.10 is: 3,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.34 : 12,379.65 = 2,408.10 : x
  2. Step 2: Convert to fraction form
    8,252.34/12,379.65 = 2,408.10/x
  3. Step 3: Cross multiply
    8,252.34x = 12,379.65 × 2,408.10
  4. Step 4: Simplify right side
    8,252.34x = 29,811,435.17
  5. Step 5: Solve for x
    x = 29,811,435.17/8,252.34
  6. Step 6: Final answer
    x = 3,612.48

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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.