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Finding the Fourth Proportional to 6,592.32, 9,093.60 and 3,938.88

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Solution

The fourth proportional to 6,592.32, 9,093.60 and 3,938.88 is: 5,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,592.32 : 9,093.60 = 3,938.88 : x
  2. Step 2: Convert to fraction form
    6,592.32/9,093.60 = 3,938.88/x
  3. Step 3: Cross multiply
    6,592.32x = 9,093.60 × 3,938.88
  4. Step 4: Simplify right side
    6,592.32x = 35,818,599.17
  5. Step 5: Solve for x
    x = 35,818,599.17/6,592.32
  6. Step 6: Final answer
    x = 5,433.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.