Home / 4,139.16-6,202.25-3,520.32

Finding the Fourth Proportional to 4,139.16, 6,202.25 and 3,520.32

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Solution

The fourth proportional to 4,139.16, 6,202.25 and 3,520.32 is: 5,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.16 : 6,202.25 = 3,520.32 : x
  2. Step 2: Convert to fraction form
    4,139.16/6,202.25 = 3,520.32/x
  3. Step 3: Cross multiply
    4,139.16x = 6,202.25 × 3,520.32
  4. Step 4: Simplify right side
    4,139.16x = 21,833,904.72
  5. Step 5: Solve for x
    x = 21,833,904.72/4,139.16
  6. Step 6: Final answer
    x = 5,274.96

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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.