Home / 11,730.54-17,599.41-3,938.70

Finding the Fourth Proportional to 11,730.54, 17,599.41 and 3,938.70

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Solution

The fourth proportional to 11,730.54, 17,599.41 and 3,938.70 is: 5,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.54 : 17,599.41 = 3,938.70 : x
  2. Step 2: Convert to fraction form
    11,730.54/17,599.41 = 3,938.70/x
  3. Step 3: Cross multiply
    11,730.54x = 17,599.41 × 3,938.70
  4. Step 4: Simplify right side
    11,730.54x = 69,318,796.17
  5. Step 5: Solve for x
    x = 69,318,796.17/11,730.54
  6. Step 6: Final answer
    x = 5,909.26

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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.