Home / 3,554.54-4,904.43-2,157.02

Finding the Fourth Proportional to 3,554.54, 4,904.43 and 2,157.02

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Solution

The fourth proportional to 3,554.54, 4,904.43 and 2,157.02 is: 2,976.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.54 : 4,904.43 = 2,157.02 : x
  2. Step 2: Convert to fraction form
    3,554.54/4,904.43 = 2,157.02/x
  3. Step 3: Cross multiply
    3,554.54x = 4,904.43 × 2,157.02
  4. Step 4: Simplify right side
    3,554.54x = 10,578,953.60
  5. Step 5: Solve for x
    x = 10,578,953.60/3,554.54
  6. Step 6: Final answer
    x = 2,976.18

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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.