Home / 5,097.21-7,034.18-2,858.96

Finding the Fourth Proportional to 5,097.21, 7,034.18 and 2,858.96

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Solution

The fourth proportional to 5,097.21, 7,034.18 and 2,858.96 is: 3,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.21 : 7,034.18 = 2,858.96 : x
  2. Step 2: Convert to fraction form
    5,097.21/7,034.18 = 2,858.96/x
  3. Step 3: Cross multiply
    5,097.21x = 7,034.18 × 2,858.96
  4. Step 4: Simplify right side
    5,097.21x = 20,110,389.79
  5. Step 5: Solve for x
    x = 20,110,389.79/5,097.21
  6. Step 6: Final answer
    x = 3,945.37

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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.