Home / 11,714.10-16,165.45-6,408.95

Finding the Fourth Proportional to 11,714.10, 16,165.45 and 6,408.95

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Solution

The fourth proportional to 11,714.10, 16,165.45 and 6,408.95 is: 8,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.10 : 16,165.45 = 6,408.95 : x
  2. Step 2: Convert to fraction form
    11,714.10/16,165.45 = 6,408.95/x
  3. Step 3: Cross multiply
    11,714.10x = 16,165.45 × 6,408.95
  4. Step 4: Simplify right side
    11,714.10x = 103,603,528.73
  5. Step 5: Solve for x
    x = 103,603,528.73/11,714.10
  6. Step 6: Final answer
    x = 8,844.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.