Home / 11,152.13-16,730.62-4,226.63

Finding the Fourth Proportional to 11,152.13, 16,730.62 and 4,226.63

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Solution

The fourth proportional to 11,152.13, 16,730.62 and 4,226.63 is: 6,340.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.13 : 16,730.62 = 4,226.63 : x
  2. Step 2: Convert to fraction form
    11,152.13/16,730.62 = 4,226.63/x
  3. Step 3: Cross multiply
    11,152.13x = 16,730.62 × 4,226.63
  4. Step 4: Simplify right side
    11,152.13x = 70,714,046.19
  5. Step 5: Solve for x
    x = 70,714,046.19/11,152.13
  6. Step 6: Final answer
    x = 6,340.86

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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.