Home / 8,573.57-11,832.38-5,389.27

Finding the Fourth Proportional to 8,573.57, 11,832.38 and 5,389.27

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Solution

The fourth proportional to 8,573.57, 11,832.38 and 5,389.27 is: 7,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.57 : 11,832.38 = 5,389.27 : x
  2. Step 2: Convert to fraction form
    8,573.57/11,832.38 = 5,389.27/x
  3. Step 3: Cross multiply
    8,573.57x = 11,832.38 × 5,389.27
  4. Step 4: Simplify right side
    8,573.57x = 63,767,890.56
  5. Step 5: Solve for x
    x = 63,767,890.56/8,573.57
  6. Step 6: Final answer
    x = 7,437.73

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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.