Home / 3,542.61-4,888.87-1,949.32

Finding the Fourth Proportional to 3,542.61, 4,888.87 and 1,949.32

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Solution

The fourth proportional to 3,542.61, 4,888.87 and 1,949.32 is: 2,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.61 : 4,888.87 = 1,949.32 : x
  2. Step 2: Convert to fraction form
    3,542.61/4,888.87 = 1,949.32/x
  3. Step 3: Cross multiply
    3,542.61x = 4,888.87 × 1,949.32
  4. Step 4: Simplify right side
    3,542.61x = 9,529,954.97
  5. Step 5: Solve for x
    x = 9,529,954.97/3,542.61
  6. Step 6: Final answer
    x = 2,690.09

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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.