Home / 3,048.26-4,574.21-2,800.40

Finding the Fourth Proportional to 3,048.26, 4,574.21 and 2,800.40

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Solution

The fourth proportional to 3,048.26, 4,574.21 and 2,800.40 is: 4,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.26 : 4,574.21 = 2,800.40 : x
  2. Step 2: Convert to fraction form
    3,048.26/4,574.21 = 2,800.40/x
  3. Step 3: Cross multiply
    3,048.26x = 4,574.21 × 2,800.40
  4. Step 4: Simplify right side
    3,048.26x = 12,809,617.68
  5. Step 5: Solve for x
    x = 12,809,617.68/3,048.26
  6. Step 6: Final answer
    x = 4,202.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.