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Finding the Fourth Proportional to 3,594.12, 5,391.21 and 997.26

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Solution

The fourth proportional to 3,594.12, 5,391.21 and 997.26 is: 1,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.12 : 5,391.21 = 997.26 : x
  2. Step 2: Convert to fraction form
    3,594.12/5,391.21 = 997.26/x
  3. Step 3: Cross multiply
    3,594.12x = 5,391.21 × 997.26
  4. Step 4: Simplify right side
    3,594.12x = 5,376,438.08
  5. Step 5: Solve for x
    x = 5,376,438.08/3,594.12
  6. Step 6: Final answer
    x = 1,495.90

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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.