Home / 11,838.10-16,337.56-6,803.14

Finding the Fourth Proportional to 11,838.10, 16,337.56 and 6,803.14

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Solution

The fourth proportional to 11,838.10, 16,337.56 and 6,803.14 is: 9,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.10 : 16,337.56 = 6,803.14 : x
  2. Step 2: Convert to fraction form
    11,838.10/16,337.56 = 6,803.14/x
  3. Step 3: Cross multiply
    11,838.10x = 16,337.56 × 6,803.14
  4. Step 4: Simplify right side
    11,838.10x = 111,146,707.94
  5. Step 5: Solve for x
    x = 111,146,707.94/11,838.10
  6. Step 6: Final answer
    x = 9,388.90

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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.