Home / 4,007.18-5,529.91-2,238.79

Finding the Fourth Proportional to 4,007.18, 5,529.91 and 2,238.79

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Solution

The fourth proportional to 4,007.18, 5,529.91 and 2,238.79 is: 3,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.18 : 5,529.91 = 2,238.79 : x
  2. Step 2: Convert to fraction form
    4,007.18/5,529.91 = 2,238.79/x
  3. Step 3: Cross multiply
    4,007.18x = 5,529.91 × 2,238.79
  4. Step 4: Simplify right side
    4,007.18x = 12,380,280.60
  5. Step 5: Solve for x
    x = 12,380,280.60/4,007.18
  6. Step 6: Final answer
    x = 3,089.52

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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.