Home / 11,837.56-16,330.70-6,800.63

Finding the Fourth Proportional to 11,837.56, 16,330.70 and 6,800.63

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Solution

The fourth proportional to 11,837.56, 16,330.70 and 6,800.63 is: 9,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.56 : 16,330.70 = 6,800.63 : x
  2. Step 2: Convert to fraction form
    11,837.56/16,330.70 = 6,800.63/x
  3. Step 3: Cross multiply
    11,837.56x = 16,330.70 × 6,800.63
  4. Step 4: Simplify right side
    11,837.56x = 111,059,106.17
  5. Step 5: Solve for x
    x = 111,059,106.17/11,837.56
  6. Step 6: Final answer
    x = 9,381.93

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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.