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Finding the Fourth Proportional to 5,292.34, 7,938.60 and 2,006.98

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Solution

The fourth proportional to 5,292.34, 7,938.60 and 2,006.98 is: 3,010.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.34 : 7,938.60 = 2,006.98 : x
  2. Step 2: Convert to fraction form
    5,292.34/7,938.60 = 2,006.98/x
  3. Step 3: Cross multiply
    5,292.34x = 7,938.60 × 2,006.98
  4. Step 4: Simplify right side
    5,292.34x = 15,932,611.43
  5. Step 5: Solve for x
    x = 15,932,611.43/5,292.34
  6. Step 6: Final answer
    x = 3,010.50

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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.