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Finding the Fourth Proportional to 7,068.64, 10,600.26 and 3,368.04

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Solution

The fourth proportional to 7,068.64, 10,600.26 and 3,368.04 is: 5,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.64 : 10,600.26 = 3,368.04 : x
  2. Step 2: Convert to fraction form
    7,068.64/10,600.26 = 3,368.04/x
  3. Step 3: Cross multiply
    7,068.64x = 10,600.26 × 3,368.04
  4. Step 4: Simplify right side
    7,068.64x = 35,702,099.69
  5. Step 5: Solve for x
    x = 35,702,099.69/7,068.64
  6. Step 6: Final answer
    x = 5,050.77

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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.