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Finding the Fourth Proportional to 10,922.69, 16,384.05 and 2,714.69

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Solution

The fourth proportional to 10,922.69, 16,384.05 and 2,714.69 is: 4,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922.69 : 16,384.05 = 2,714.69 : x
  2. Step 2: Convert to fraction form
    10,922.69/16,384.05 = 2,714.69/x
  3. Step 3: Cross multiply
    10,922.69x = 16,384.05 × 2,714.69
  4. Step 4: Simplify right side
    10,922.69x = 44,477,603.12
  5. Step 5: Solve for x
    x = 44,477,603.12/10,922.69
  6. Step 6: Final answer
    x = 4,072.04

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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.