Home / 5,722.65-8,583.44-2,947.86

Finding the Fourth Proportional to 5,722.65, 8,583.44 and 2,947.86

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Solution

The fourth proportional to 5,722.65, 8,583.44 and 2,947.86 is: 4,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.65 : 8,583.44 = 2,947.86 : x
  2. Step 2: Convert to fraction form
    5,722.65/8,583.44 = 2,947.86/x
  3. Step 3: Cross multiply
    5,722.65x = 8,583.44 × 2,947.86
  4. Step 4: Simplify right side
    5,722.65x = 25,302,764.70
  5. Step 5: Solve for x
    x = 25,302,764.70/5,722.65
  6. Step 6: Final answer
    x = 4,421.51

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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.