Home / 11,082.32-16,623.16-2,874.32

Finding the Fourth Proportional to 11,082.32, 16,623.16 and 2,874.32

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Solution

The fourth proportional to 11,082.32, 16,623.16 and 2,874.32 is: 4,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.32 : 16,623.16 = 2,874.32 : x
  2. Step 2: Convert to fraction form
    11,082.32/16,623.16 = 2,874.32/x
  3. Step 3: Cross multiply
    11,082.32x = 16,623.16 × 2,874.32
  4. Step 4: Simplify right side
    11,082.32x = 47,780,281.25
  5. Step 5: Solve for x
    x = 47,780,281.25/11,082.32
  6. Step 6: Final answer
    x = 4,311.40

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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.