Home / 3,957.75-5,460.16-2,541.06

Finding the Fourth Proportional to 3,957.75, 5,460.16 and 2,541.06

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Solution

The fourth proportional to 3,957.75, 5,460.16 and 2,541.06 is: 3,505.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.75 : 5,460.16 = 2,541.06 : x
  2. Step 2: Convert to fraction form
    3,957.75/5,460.16 = 2,541.06/x
  3. Step 3: Cross multiply
    3,957.75x = 5,460.16 × 2,541.06
  4. Step 4: Simplify right side
    3,957.75x = 13,874,554.16
  5. Step 5: Solve for x
    x = 13,874,554.16/3,957.75
  6. Step 6: Final answer
    x = 3,505.67

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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.