Home / 3,506.81-5,237.48-3,177.09

Finding the Fourth Proportional to 3,506.81, 5,237.48 and 3,177.09

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Solution

The fourth proportional to 3,506.81, 5,237.48 and 3,177.09 is: 4,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.81 : 5,237.48 = 3,177.09 : x
  2. Step 2: Convert to fraction form
    3,506.81/5,237.48 = 3,177.09/x
  3. Step 3: Cross multiply
    3,506.81x = 5,237.48 × 3,177.09
  4. Step 4: Simplify right side
    3,506.81x = 16,639,945.33
  5. Step 5: Solve for x
    x = 16,639,945.33/3,506.81
  6. Step 6: Final answer
    x = 4,745.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.