Home / 4,039.43-5,574.39-2,271.02

Finding the Fourth Proportional to 4,039.43, 5,574.39 and 2,271.02

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Solution

The fourth proportional to 4,039.43, 5,574.39 and 2,271.02 is: 3,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.43 : 5,574.39 = 2,271.02 : x
  2. Step 2: Convert to fraction form
    4,039.43/5,574.39 = 2,271.02/x
  3. Step 3: Cross multiply
    4,039.43x = 5,574.39 × 2,271.02
  4. Step 4: Simplify right side
    4,039.43x = 12,659,551.18
  5. Step 5: Solve for x
    x = 12,659,551.18/4,039.43
  6. Step 6: Final answer
    x = 3,133.99

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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.