Home / 4,039.25-5,574.10-2,270.85

Finding the Fourth Proportional to 4,039.25, 5,574.10 and 2,270.85

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Solution

The fourth proportional to 4,039.25, 5,574.10 and 2,270.85 is: 3,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.25 : 5,574.10 = 2,270.85 : x
  2. Step 2: Convert to fraction form
    4,039.25/5,574.10 = 2,270.85/x
  3. Step 3: Cross multiply
    4,039.25x = 5,574.10 × 2,270.85
  4. Step 4: Simplify right side
    4,039.25x = 12,657,954.02
  5. Step 5: Solve for x
    x = 12,657,954.02/4,039.25
  6. Step 6: Final answer
    x = 3,133.74

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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.