Home / 4,170.03-6,256.86-2,221.75

Finding the Fourth Proportional to 4,170.03, 6,256.86 and 2,221.75

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Solution

The fourth proportional to 4,170.03, 6,256.86 and 2,221.75 is: 3,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.03 : 6,256.86 = 2,221.75 : x
  2. Step 2: Convert to fraction form
    4,170.03/6,256.86 = 2,221.75/x
  3. Step 3: Cross multiply
    4,170.03x = 6,256.86 × 2,221.75
  4. Step 4: Simplify right side
    4,170.03x = 13,901,178.71
  5. Step 5: Solve for x
    x = 13,901,178.71/4,170.03
  6. Step 6: Final answer
    x = 3,333.59

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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.