Home / 3,957.39-5,463.69-2,541.65

Finding the Fourth Proportional to 3,957.39, 5,463.69 and 2,541.65

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Solution

The fourth proportional to 3,957.39, 5,463.69 and 2,541.65 is: 3,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.39 : 5,463.69 = 2,541.65 : x
  2. Step 2: Convert to fraction form
    3,957.39/5,463.69 = 2,541.65/x
  3. Step 3: Cross multiply
    3,957.39x = 5,463.69 × 2,541.65
  4. Step 4: Simplify right side
    3,957.39x = 13,886,766.21
  5. Step 5: Solve for x
    x = 13,886,766.21/3,957.39
  6. Step 6: Final answer
    x = 3,509.07

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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.