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Finding the Fourth Proportional to 6,334.55, 9,496.69 and 2,639.55

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Solution

The fourth proportional to 6,334.55, 9,496.69 and 2,639.55 is: 3,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.55 : 9,496.69 = 2,639.55 : x
  2. Step 2: Convert to fraction form
    6,334.55/9,496.69 = 2,639.55/x
  3. Step 3: Cross multiply
    6,334.55x = 9,496.69 × 2,639.55
  4. Step 4: Simplify right side
    6,334.55x = 25,066,988.09
  5. Step 5: Solve for x
    x = 25,066,988.09/6,334.55
  6. Step 6: Final answer
    x = 3,957.19

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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.