Home / 5,722.74-8,586.57-2,215.22

Finding the Fourth Proportional to 5,722.74, 8,586.57 and 2,215.22

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Solution

The fourth proportional to 5,722.74, 8,586.57 and 2,215.22 is: 3,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.74 : 8,586.57 = 2,215.22 : x
  2. Step 2: Convert to fraction form
    5,722.74/8,586.57 = 2,215.22/x
  3. Step 3: Cross multiply
    5,722.74x = 8,586.57 × 2,215.22
  4. Step 4: Simplify right side
    5,722.74x = 19,021,098.66
  5. Step 5: Solve for x
    x = 19,021,098.66/5,722.74
  6. Step 6: Final answer
    x = 3,323.77

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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.