Home / 2,541.12-3,503.94-2,186.64

Finding the Fourth Proportional to 2,541.12, 3,503.94 and 2,186.64

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Solution

The fourth proportional to 2,541.12, 3,503.94 and 2,186.64 is: 3,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.12 : 3,503.94 = 2,186.64 : x
  2. Step 2: Convert to fraction form
    2,541.12/3,503.94 = 2,186.64/x
  3. Step 3: Cross multiply
    2,541.12x = 3,503.94 × 2,186.64
  4. Step 4: Simplify right side
    2,541.12x = 7,661,855.36
  5. Step 5: Solve for x
    x = 7,661,855.36/2,541.12
  6. Step 6: Final answer
    x = 3,015.15

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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.