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Finding the Fourth Proportional to 7,000.50, 10,500.60 and 3,304.46

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Solution

The fourth proportional to 7,000.50, 10,500.60 and 3,304.46 is: 4,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.50 : 10,500.60 = 3,304.46 : x
  2. Step 2: Convert to fraction form
    7,000.50/10,500.60 = 3,304.46/x
  3. Step 3: Cross multiply
    7,000.50x = 10,500.60 × 3,304.46
  4. Step 4: Simplify right side
    7,000.50x = 34,698,812.68
  5. Step 5: Solve for x
    x = 34,698,812.68/7,000.50
  6. Step 6: Final answer
    x = 4,956.62

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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.