Home / 4,040.43-5,574.99-2,271.79

Finding the Fourth Proportional to 4,040.43, 5,574.99 and 2,271.79

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Solution

The fourth proportional to 4,040.43, 5,574.99 and 2,271.79 is: 3,134.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.43 : 5,574.99 = 2,271.79 : x
  2. Step 2: Convert to fraction form
    4,040.43/5,574.99 = 2,271.79/x
  3. Step 3: Cross multiply
    4,040.43x = 5,574.99 × 2,271.79
  4. Step 4: Simplify right side
    4,040.43x = 12,665,206.53
  5. Step 5: Solve for x
    x = 12,665,206.53/4,040.43
  6. Step 6: Final answer
    x = 3,134.62

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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.