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Finding the Fourth Proportional to 7,204.36, 10,807.36 and 2,274.72

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Solution

The fourth proportional to 7,204.36, 10,807.36 and 2,274.72 is: 3,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.36 : 10,807.36 = 2,274.72 : x
  2. Step 2: Convert to fraction form
    7,204.36/10,807.36 = 2,274.72/x
  3. Step 3: Cross multiply
    7,204.36x = 10,807.36 × 2,274.72
  4. Step 4: Simplify right side
    7,204.36x = 24,583,717.94
  5. Step 5: Solve for x
    x = 24,583,717.94/7,204.36
  6. Step 6: Final answer
    x = 3,412.34

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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.