Home / 11,331.08-15,636.34-6,226.44

Finding the Fourth Proportional to 11,331.08, 15,636.34 and 6,226.44

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Solution

The fourth proportional to 11,331.08, 15,636.34 and 6,226.44 is: 8,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.08 : 15,636.34 = 6,226.44 : x
  2. Step 2: Convert to fraction form
    11,331.08/15,636.34 = 6,226.44/x
  3. Step 3: Cross multiply
    11,331.08x = 15,636.34 × 6,226.44
  4. Step 4: Simplify right side
    11,331.08x = 97,358,732.83
  5. Step 5: Solve for x
    x = 97,358,732.83/11,331.08
  6. Step 6: Final answer
    x = 8,592.18

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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.