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Finding the Fourth Proportional to 5,294.01, 7,295.09 and 3,958.05

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Solution

The fourth proportional to 5,294.01, 7,295.09 and 3,958.05 is: 5,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.01 : 7,295.09 = 3,958.05 : x
  2. Step 2: Convert to fraction form
    5,294.01/7,295.09 = 3,958.05/x
  3. Step 3: Cross multiply
    5,294.01x = 7,295.09 × 3,958.05
  4. Step 4: Simplify right side
    5,294.01x = 28,874,311.18
  5. Step 5: Solve for x
    x = 28,874,311.18/5,294.01
  6. Step 6: Final answer
    x = 5,454.15

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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.