Home / 4,048.32-5,586.24-2,279.56

Finding the Fourth Proportional to 4,048.32, 5,586.24 and 2,279.56

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Solution

The fourth proportional to 4,048.32, 5,586.24 and 2,279.56 is: 3,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.32 : 5,586.24 = 2,279.56 : x
  2. Step 2: Convert to fraction form
    4,048.32/5,586.24 = 2,279.56/x
  3. Step 3: Cross multiply
    4,048.32x = 5,586.24 × 2,279.56
  4. Step 4: Simplify right side
    4,048.32x = 12,734,169.25
  5. Step 5: Solve for x
    x = 12,734,169.25/4,048.32
  6. Step 6: Final answer
    x = 3,145.54

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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.