Home / 5,097.56-7,034.57-3,107.99

Finding the Fourth Proportional to 5,097.56, 7,034.57 and 3,107.99

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Solution

The fourth proportional to 5,097.56, 7,034.57 and 3,107.99 is: 4,288.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.56 : 7,034.57 = 3,107.99 : x
  2. Step 2: Convert to fraction form
    5,097.56/7,034.57 = 3,107.99/x
  3. Step 3: Cross multiply
    5,097.56x = 7,034.57 × 3,107.99
  4. Step 4: Simplify right side
    5,097.56x = 21,863,345.81
  5. Step 5: Solve for x
    x = 21,863,345.81/5,097.56
  6. Step 6: Final answer
    x = 4,288.99

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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.