Home / 3,359.12-5,038.72-893.94

Finding the Fourth Proportional to 3,359.12, 5,038.72 and 893.94

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Solution

The fourth proportional to 3,359.12, 5,038.72 and 893.94 is: 1,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.12 : 5,038.72 = 893.94 : x
  2. Step 2: Convert to fraction form
    3,359.12/5,038.72 = 893.94/x
  3. Step 3: Cross multiply
    3,359.12x = 5,038.72 × 893.94
  4. Step 4: Simplify right side
    3,359.12x = 4,504,313.36
  5. Step 5: Solve for x
    x = 4,504,313.36/3,359.12
  6. Step 6: Final answer
    x = 1,340.92

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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.