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Finding the Fourth Proportional to 5,331.67, 7,357.37 and 2,941.67

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Solution

The fourth proportional to 5,331.67, 7,357.37 and 2,941.67 is: 4,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.67 : 7,357.37 = 2,941.67 : x
  2. Step 2: Convert to fraction form
    5,331.67/7,357.37 = 2,941.67/x
  3. Step 3: Cross multiply
    5,331.67x = 7,357.37 × 2,941.67
  4. Step 4: Simplify right side
    5,331.67x = 21,642,961.96
  5. Step 5: Solve for x
    x = 21,642,961.96/5,331.67
  6. Step 6: Final answer
    x = 4,059.32

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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.