Home / 4,247.75-6,374.21-2,685.59

Finding the Fourth Proportional to 4,247.75, 6,374.21 and 2,685.59

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Solution

The fourth proportional to 4,247.75, 6,374.21 and 2,685.59 is: 4,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.75 : 6,374.21 = 2,685.59 : x
  2. Step 2: Convert to fraction form
    4,247.75/6,374.21 = 2,685.59/x
  3. Step 3: Cross multiply
    4,247.75x = 6,374.21 × 2,685.59
  4. Step 4: Simplify right side
    4,247.75x = 17,118,469.33
  5. Step 5: Solve for x
    x = 17,118,469.33/4,247.75
  6. Step 6: Final answer
    x = 4,030.01

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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.