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Finding the Fourth Proportional to 7,100.46, 10,650.69 and 4,636.44

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Solution

The fourth proportional to 7,100.46, 10,650.69 and 4,636.44 is: 6,954.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.46 : 10,650.69 = 4,636.44 : x
  2. Step 2: Convert to fraction form
    7,100.46/10,650.69 = 4,636.44/x
  3. Step 3: Cross multiply
    7,100.46x = 10,650.69 × 4,636.44
  4. Step 4: Simplify right side
    7,100.46x = 49,381,285.14
  5. Step 5: Solve for x
    x = 49,381,285.14/7,100.46
  6. Step 6: Final answer
    x = 6,954.66

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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.