Home / 3,025.57-4,174.99-1,699.78

Finding the Fourth Proportional to 3,025.57, 4,174.99 and 1,699.78

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Solution

The fourth proportional to 3,025.57, 4,174.99 and 1,699.78 is: 2,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.57 : 4,174.99 = 1,699.78 : x
  2. Step 2: Convert to fraction form
    3,025.57/4,174.99 = 1,699.78/x
  3. Step 3: Cross multiply
    3,025.57x = 4,174.99 × 1,699.78
  4. Step 4: Simplify right side
    3,025.57x = 7,096,564.50
  5. Step 5: Solve for x
    x = 7,096,564.50/3,025.57
  6. Step 6: Final answer
    x = 2,345.53

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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.