Home / 4,222.56-5,826.48-2,359.20

Finding the Fourth Proportional to 4,222.56, 5,826.48 and 2,359.20

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Solution

The fourth proportional to 4,222.56, 5,826.48 and 2,359.20 is: 3,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.56 : 5,826.48 = 2,359.20 : x
  2. Step 2: Convert to fraction form
    4,222.56/5,826.48 = 2,359.20/x
  3. Step 3: Cross multiply
    4,222.56x = 5,826.48 × 2,359.20
  4. Step 4: Simplify right side
    4,222.56x = 13,745,831.62
  5. Step 5: Solve for x
    x = 13,745,831.62/4,222.56
  6. Step 6: Final answer
    x = 3,255.33

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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.