Home / 5,455.22-7,527.94-3,097.31

Finding the Fourth Proportional to 5,455.22, 7,527.94 and 3,097.31

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Solution

The fourth proportional to 5,455.22, 7,527.94 and 3,097.31 is: 4,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.22 : 7,527.94 = 3,097.31 : x
  2. Step 2: Convert to fraction form
    5,455.22/7,527.94 = 3,097.31/x
  3. Step 3: Cross multiply
    5,455.22x = 7,527.94 × 3,097.31
  4. Step 4: Simplify right side
    5,455.22x = 23,316,318.46
  5. Step 5: Solve for x
    x = 23,316,318.46/5,455.22
  6. Step 6: Final answer
    x = 4,274.13

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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.