Home / 4,004.40-6,006.60-3,313.20

Finding the Fourth Proportional to 4,004.40, 6,006.60 and 3,313.20

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Solution

The fourth proportional to 4,004.40, 6,006.60 and 3,313.20 is: 4,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004.40 : 6,006.60 = 3,313.20 : x
  2. Step 2: Convert to fraction form
    4,004.40/6,006.60 = 3,313.20/x
  3. Step 3: Cross multiply
    4,004.40x = 6,006.60 × 3,313.20
  4. Step 4: Simplify right side
    4,004.40x = 19,901,067.12
  5. Step 5: Solve for x
    x = 19,901,067.12/4,004.40
  6. Step 6: Final answer
    x = 4,969.80

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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.