Home / 4,220.94-5,825.10-2,542.87

Finding the Fourth Proportional to 4,220.94, 5,825.10 and 2,542.87

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Solution

The fourth proportional to 4,220.94, 5,825.10 and 2,542.87 is: 3,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.94 : 5,825.10 = 2,542.87 : x
  2. Step 2: Convert to fraction form
    4,220.94/5,825.10 = 2,542.87/x
  3. Step 3: Cross multiply
    4,220.94x = 5,825.10 × 2,542.87
  4. Step 4: Simplify right side
    4,220.94x = 14,812,488.85
  5. Step 5: Solve for x
    x = 14,812,488.85/4,220.94
  6. Step 6: Final answer
    x = 3,509.28

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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.