Home / 3,214.53-4,436.10-1,798.29

Finding the Fourth Proportional to 3,214.53, 4,436.10 and 1,798.29

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Solution

The fourth proportional to 3,214.53, 4,436.10 and 1,798.29 is: 2,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.53 : 4,436.10 = 1,798.29 : x
  2. Step 2: Convert to fraction form
    3,214.53/4,436.10 = 1,798.29/x
  3. Step 3: Cross multiply
    3,214.53x = 4,436.10 × 1,798.29
  4. Step 4: Simplify right side
    3,214.53x = 7,977,394.27
  5. Step 5: Solve for x
    x = 7,977,394.27/3,214.53
  6. Step 6: Final answer
    x = 2,481.67

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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.