Home / 3,521.83-5,257.04-3,261.67

Finding the Fourth Proportional to 3,521.83, 5,257.04 and 3,261.67

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Solution

The fourth proportional to 3,521.83, 5,257.04 and 3,261.67 is: 4,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.83 : 5,257.04 = 3,261.67 : x
  2. Step 2: Convert to fraction form
    3,521.83/5,257.04 = 3,261.67/x
  3. Step 3: Cross multiply
    3,521.83x = 5,257.04 × 3,261.67
  4. Step 4: Simplify right side
    3,521.83x = 17,146,713.97
  5. Step 5: Solve for x
    x = 17,146,713.97/3,521.83
  6. Step 6: Final answer
    x = 4,868.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.