Home / 3,542.58-4,886.85-2,217.01

Finding the Fourth Proportional to 3,542.58, 4,886.85 and 2,217.01

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Solution

The fourth proportional to 3,542.58, 4,886.85 and 2,217.01 is: 3,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.58 : 4,886.85 = 2,217.01 : x
  2. Step 2: Convert to fraction form
    3,542.58/4,886.85 = 2,217.01/x
  3. Step 3: Cross multiply
    3,542.58x = 4,886.85 × 2,217.01
  4. Step 4: Simplify right side
    3,542.58x = 10,834,195.32
  5. Step 5: Solve for x
    x = 10,834,195.32/3,542.58
  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.