Home / 3,025.11-4,174.27-1,765.87

Finding the Fourth Proportional to 3,025.11, 4,174.27 and 1,765.87

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Solution

The fourth proportional to 3,025.11, 4,174.27 and 1,765.87 is: 2,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.11 : 4,174.27 = 1,765.87 : x
  2. Step 2: Convert to fraction form
    3,025.11/4,174.27 = 1,765.87/x
  3. Step 3: Cross multiply
    3,025.11x = 4,174.27 × 1,765.87
  4. Step 4: Simplify right side
    3,025.11x = 7,371,203.31
  5. Step 5: Solve for x
    x = 7,371,203.31/3,025.11
  6. Step 6: Final answer
    x = 2,436.67

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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.