Home / 6,549.96-9,039.42-3,717.82

Finding the Fourth Proportional to 6,549.96, 9,039.42 and 3,717.82

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Solution

The fourth proportional to 6,549.96, 9,039.42 and 3,717.82 is: 5,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.96 : 9,039.42 = 3,717.82 : x
  2. Step 2: Convert to fraction form
    6,549.96/9,039.42 = 3,717.82/x
  3. Step 3: Cross multiply
    6,549.96x = 9,039.42 × 3,717.82
  4. Step 4: Simplify right side
    6,549.96x = 33,606,872.68
  5. Step 5: Solve for x
    x = 33,606,872.68/6,549.96
  6. Step 6: Final answer
    x = 5,130.85

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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.