Home / 3,800.46-5,244.66-2,228.57

Finding the Fourth Proportional to 3,800.46, 5,244.66 and 2,228.57

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Solution

The fourth proportional to 3,800.46, 5,244.66 and 2,228.57 is: 3,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.46 : 5,244.66 = 2,228.57 : x
  2. Step 2: Convert to fraction form
    3,800.46/5,244.66 = 2,228.57/x
  3. Step 3: Cross multiply
    3,800.46x = 5,244.66 × 2,228.57
  4. Step 4: Simplify right side
    3,800.46x = 11,688,065.71
  5. Step 5: Solve for x
    x = 11,688,065.71/3,800.46
  6. Step 6: Final answer
    x = 3,075.43

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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.