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Finding the Fourth Proportional to 7,068.28, 10,606.20 and 4,152.28

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Solution

The fourth proportional to 7,068.28, 10,606.20 and 4,152.28 is: 6,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.28 : 10,606.20 = 4,152.28 : x
  2. Step 2: Convert to fraction form
    7,068.28/10,606.20 = 4,152.28/x
  3. Step 3: Cross multiply
    7,068.28x = 10,606.20 × 4,152.28
  4. Step 4: Simplify right side
    7,068.28x = 44,039,912.14
  5. Step 5: Solve for x
    x = 44,039,912.14/7,068.28
  6. Step 6: Final answer
    x = 6,230.64

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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.