Home / 3,048.80-4,569.08-2,223.20

Finding the Fourth Proportional to 3,048.80, 4,569.08 and 2,223.20

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Solution

The fourth proportional to 3,048.80, 4,569.08 and 2,223.20 is: 3,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.80 : 4,569.08 = 2,223.20 : x
  2. Step 2: Convert to fraction form
    3,048.80/4,569.08 = 2,223.20/x
  3. Step 3: Cross multiply
    3,048.80x = 4,569.08 × 2,223.20
  4. Step 4: Simplify right side
    3,048.80x = 10,157,995.64
  5. Step 5: Solve for x
    x = 10,157,995.64/3,048.80
  6. Step 6: Final answer
    x = 3,331.81

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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.