Home / 3,542.36-4,887.72-2,216.48

Finding the Fourth Proportional to 3,542.36, 4,887.72 and 2,216.48

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Solution

The fourth proportional to 3,542.36, 4,887.72 and 2,216.48 is: 3,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.36 : 4,887.72 = 2,216.48 : x
  2. Step 2: Convert to fraction form
    3,542.36/4,887.72 = 2,216.48/x
  3. Step 3: Cross multiply
    3,542.36x = 4,887.72 × 2,216.48
  4. Step 4: Simplify right side
    3,542.36x = 10,833,533.63
  5. Step 5: Solve for x
    x = 10,833,533.63/3,542.36
  6. Step 6: Final answer
    x = 3,058.28

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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.