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Finding the Fourth Proportional to 3,287.55, 4,536.76 and 1,795.48

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Solution

The fourth proportional to 3,287.55, 4,536.76 and 1,795.48 is: 2,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.55 : 4,536.76 = 1,795.48 : x
  2. Step 2: Convert to fraction form
    3,287.55/4,536.76 = 1,795.48/x
  3. Step 3: Cross multiply
    3,287.55x = 4,536.76 × 1,795.48
  4. Step 4: Simplify right side
    3,287.55x = 8,145,661.84
  5. Step 5: Solve for x
    x = 8,145,661.84/3,287.55
  6. Step 6: Final answer
    x = 2,477.73

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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.