Home / 5,416.80-7,475.06-3,059.44

Finding the Fourth Proportional to 5,416.80, 7,475.06 and 3,059.44

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Solution

The fourth proportional to 5,416.80, 7,475.06 and 3,059.44 is: 4,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.80 : 7,475.06 = 3,059.44 : x
  2. Step 2: Convert to fraction form
    5,416.80/7,475.06 = 3,059.44/x
  3. Step 3: Cross multiply
    5,416.80x = 7,475.06 × 3,059.44
  4. Step 4: Simplify right side
    5,416.80x = 22,869,497.57
  5. Step 5: Solve for x
    x = 22,869,497.57/5,416.80
  6. Step 6: Final answer
    x = 4,221.96

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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.