Home / 4,039.66-5,574.62-2,271.22

Finding the Fourth Proportional to 4,039.66, 5,574.62 and 2,271.22

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Solution

The fourth proportional to 4,039.66, 5,574.62 and 2,271.22 is: 3,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.66 : 5,574.62 = 2,271.22 : x
  2. Step 2: Convert to fraction form
    4,039.66/5,574.62 = 2,271.22/x
  3. Step 3: Cross multiply
    4,039.66x = 5,574.62 × 2,271.22
  4. Step 4: Simplify right side
    4,039.66x = 12,661,188.44
  5. Step 5: Solve for x
    x = 12,661,188.44/4,039.66
  6. Step 6: Final answer
    x = 3,134.22

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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.