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Finding the Fourth Proportional to 6,706.63, 9,253.01 and 3,873.63

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Solution

The fourth proportional to 6,706.63, 9,253.01 and 3,873.63 is: 5,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,706.63 : 9,253.01 = 3,873.63 : x
  2. Step 2: Convert to fraction form
    6,706.63/9,253.01 = 3,873.63/x
  3. Step 3: Cross multiply
    6,706.63x = 9,253.01 × 3,873.63
  4. Step 4: Simplify right side
    6,706.63x = 35,842,737.13
  5. Step 5: Solve for x
    x = 35,842,737.13/6,706.63
  6. Step 6: Final answer
    x = 5,344.37

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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.