Home / 5,619.83-8,432.10-3,019.73

Finding the Fourth Proportional to 5,619.83, 8,432.10 and 3,019.73

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Solution

The fourth proportional to 5,619.83, 8,432.10 and 3,019.73 is: 4,530.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.83 : 8,432.10 = 3,019.73 : x
  2. Step 2: Convert to fraction form
    5,619.83/8,432.10 = 3,019.73/x
  3. Step 3: Cross multiply
    5,619.83x = 8,432.10 × 3,019.73
  4. Step 4: Simplify right side
    5,619.83x = 25,462,623.17
  5. Step 5: Solve for x
    x = 25,462,623.17/5,619.83
  6. Step 6: Final answer
    x = 4,530.86

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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.