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Finding the Fourth Proportional to 6,746.92, 9,310.54 and 3,762.68

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Solution

The fourth proportional to 6,746.92, 9,310.54 and 3,762.68 is: 5,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.92 : 9,310.54 = 3,762.68 : x
  2. Step 2: Convert to fraction form
    6,746.92/9,310.54 = 3,762.68/x
  3. Step 3: Cross multiply
    6,746.92x = 9,310.54 × 3,762.68
  4. Step 4: Simplify right side
    6,746.92x = 35,032,582.65
  5. Step 5: Solve for x
    x = 35,032,582.65/6,746.92
  6. Step 6: Final answer
    x = 5,192.38

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1.5x scale

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.