Home / 5,455.07-7,527.89-3,097.16

Finding the Fourth Proportional to 5,455.07, 7,527.89 and 3,097.16

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Solution

The fourth proportional to 5,455.07, 7,527.89 and 3,097.16 is: 4,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.07 : 7,527.89 = 3,097.16 : x
  2. Step 2: Convert to fraction form
    5,455.07/7,527.89 = 3,097.16/x
  3. Step 3: Cross multiply
    5,455.07x = 7,527.89 × 3,097.16
  4. Step 4: Simplify right side
    5,455.07x = 23,315,049.90
  5. Step 5: Solve for x
    x = 23,315,049.90/5,455.07
  6. Step 6: Final answer
    x = 4,274.02

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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.