Home / 6,251.58-8,615.25-4,480.11

Finding the Fourth Proportional to 6,251.58, 8,615.25 and 4,480.11

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Solution

The fourth proportional to 6,251.58, 8,615.25 and 4,480.11 is: 6,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.58 : 8,615.25 = 4,480.11 : x
  2. Step 2: Convert to fraction form
    6,251.58/8,615.25 = 4,480.11/x
  3. Step 3: Cross multiply
    6,251.58x = 8,615.25 × 4,480.11
  4. Step 4: Simplify right side
    6,251.58x = 38,597,267.68
  5. Step 5: Solve for x
    x = 38,597,267.68/6,251.58
  6. Step 6: Final answer
    x = 6,174.00

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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.