Home / 5,340.87-8,012.44-1,829.94

Finding the Fourth Proportional to 5,340.87, 8,012.44 and 1,829.94

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Solution

The fourth proportional to 5,340.87, 8,012.44 and 1,829.94 is: 2,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.87 : 8,012.44 = 1,829.94 : x
  2. Step 2: Convert to fraction form
    5,340.87/8,012.44 = 1,829.94/x
  3. Step 3: Cross multiply
    5,340.87x = 8,012.44 × 1,829.94
  4. Step 4: Simplify right side
    5,340.87x = 14,662,244.39
  5. Step 5: Solve for x
    x = 14,662,244.39/5,340.87
  6. Step 6: Final answer
    x = 2,745.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.