Home / 11,127.78-16,701.39-5,937.30

Finding the Fourth Proportional to 11,127.78, 16,701.39 and 5,937.30

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Solution

The fourth proportional to 11,127.78, 16,701.39 and 5,937.30 is: 8,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.78 : 16,701.39 = 5,937.30 : x
  2. Step 2: Convert to fraction form
    11,127.78/16,701.39 = 5,937.30/x
  3. Step 3: Cross multiply
    11,127.78x = 16,701.39 × 5,937.30
  4. Step 4: Simplify right side
    11,127.78x = 99,161,162.85
  5. Step 5: Solve for x
    x = 99,161,162.85/11,127.78
  6. Step 6: Final answer
    x = 8,911.14

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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.