Home / 10,755.68-14,844.84-6,774.08

Finding the Fourth Proportional to 10,755.68, 14,844.84 and 6,774.08

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Solution

The fourth proportional to 10,755.68, 14,844.84 and 6,774.08 is: 9,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.68 : 14,844.84 = 6,774.08 : x
  2. Step 2: Convert to fraction form
    10,755.68/14,844.84 = 6,774.08/x
  3. Step 3: Cross multiply
    10,755.68x = 14,844.84 × 6,774.08
  4. Step 4: Simplify right side
    10,755.68x = 100,560,133.75
  5. Step 5: Solve for x
    x = 100,560,133.75/10,755.68
  6. Step 6: Final answer
    x = 9,349.49

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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.