Home / 5,619.42-8,429.37-1,723.98

Finding the Fourth Proportional to 5,619.42, 8,429.37 and 1,723.98

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Solution

The fourth proportional to 5,619.42, 8,429.37 and 1,723.98 is: 2,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.42 : 8,429.37 = 1,723.98 : x
  2. Step 2: Convert to fraction form
    5,619.42/8,429.37 = 1,723.98/x
  3. Step 3: Cross multiply
    5,619.42x = 8,429.37 × 1,723.98
  4. Step 4: Simplify right side
    5,619.42x = 14,532,065.29
  5. Step 5: Solve for x
    x = 14,532,065.29/5,619.42
  6. Step 6: Final answer
    x = 2,586.04

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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.