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Finding the Fourth Proportional to 7,083.54, 10,627.02 and 3,384.72

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Solution

The fourth proportional to 7,083.54, 10,627.02 and 3,384.72 is: 5,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.54 : 10,627.02 = 3,384.72 : x
  2. Step 2: Convert to fraction form
    7,083.54/10,627.02 = 3,384.72/x
  3. Step 3: Cross multiply
    7,083.54x = 10,627.02 × 3,384.72
  4. Step 4: Simplify right side
    7,083.54x = 35,969,487.13
  5. Step 5: Solve for x
    x = 35,969,487.13/7,083.54
  6. Step 6: Final answer
    x = 5,077.90

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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.