Home / 3,313.90-4,969.41-1,004.86

Finding the Fourth Proportional to 3,313.90, 4,969.41 and 1,004.86

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Solution

The fourth proportional to 3,313.90, 4,969.41 and 1,004.86 is: 1,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.90 : 4,969.41 = 1,004.86 : x
  2. Step 2: Convert to fraction form
    3,313.90/4,969.41 = 1,004.86/x
  3. Step 3: Cross multiply
    3,313.90x = 4,969.41 × 1,004.86
  4. Step 4: Simplify right side
    3,313.90x = 4,993,561.33
  5. Step 5: Solve for x
    x = 4,993,561.33/3,313.90
  6. Step 6: Final answer
    x = 1,506.85

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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.