Home / 5,409.96-7,465.80-3,173.16

Finding the Fourth Proportional to 5,409.96, 7,465.80 and 3,173.16

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Solution

The fourth proportional to 5,409.96, 7,465.80 and 3,173.16 is: 4,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.96 : 7,465.80 = 3,173.16 : x
  2. Step 2: Convert to fraction form
    5,409.96/7,465.80 = 3,173.16/x
  3. Step 3: Cross multiply
    5,409.96x = 7,465.80 × 3,173.16
  4. Step 4: Simplify right side
    5,409.96x = 23,690,177.93
  5. Step 5: Solve for x
    x = 23,690,177.93/5,409.96
  6. Step 6: Final answer
    x = 4,378.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.