Home / 5,678.94-8,507.28-3,725.22

Finding the Fourth Proportional to 5,678.94, 8,507.28 and 3,725.22

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Solution

The fourth proportional to 5,678.94, 8,507.28 and 3,725.22 is: 5,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.94 : 8,507.28 = 3,725.22 : x
  2. Step 2: Convert to fraction form
    5,678.94/8,507.28 = 3,725.22/x
  3. Step 3: Cross multiply
    5,678.94x = 8,507.28 × 3,725.22
  4. Step 4: Simplify right side
    5,678.94x = 31,691,489.60
  5. Step 5: Solve for x
    x = 31,691,489.60/5,678.94
  6. Step 6: Final answer
    x = 5,580.53

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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.