Home / 4,252.65-6,391.26-3,957.36

Finding the Fourth Proportional to 4,252.65, 6,391.26 and 3,957.36

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Solution

The fourth proportional to 4,252.65, 6,391.26 and 3,957.36 is: 5,947.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.65 : 6,391.26 = 3,957.36 : x
  2. Step 2: Convert to fraction form
    4,252.65/6,391.26 = 3,957.36/x
  3. Step 3: Cross multiply
    4,252.65x = 6,391.26 × 3,957.36
  4. Step 4: Simplify right side
    4,252.65x = 25,292,516.67
  5. Step 5: Solve for x
    x = 25,292,516.67/4,252.65
  6. Step 6: Final answer
    x = 5,947.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.