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Finding the Fourth Proportional to 3,597.56, 5,396.96 and 1,406.16

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Solution

The fourth proportional to 3,597.56, 5,396.96 and 1,406.16 is: 2,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.56 : 5,396.96 = 1,406.16 : x
  2. Step 2: Convert to fraction form
    3,597.56/5,396.96 = 1,406.16/x
  3. Step 3: Cross multiply
    3,597.56x = 5,396.96 × 1,406.16
  4. Step 4: Simplify right side
    3,597.56x = 7,588,989.27
  5. Step 5: Solve for x
    x = 7,588,989.27/3,597.56
  6. Step 6: Final answer
    x = 2,109.48

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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.