Home / 3,513.38-5,271.08-1,173.56

Finding the Fourth Proportional to 3,513.38, 5,271.08 and 1,173.56

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Solution

The fourth proportional to 3,513.38, 5,271.08 and 1,173.56 is: 1,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.38 : 5,271.08 = 1,173.56 : x
  2. Step 2: Convert to fraction form
    3,513.38/5,271.08 = 1,173.56/x
  3. Step 3: Cross multiply
    3,513.38x = 5,271.08 × 1,173.56
  4. Step 4: Simplify right side
    3,513.38x = 6,185,896.42
  5. Step 5: Solve for x
    x = 6,185,896.42/3,513.38
  6. Step 6: Final answer
    x = 1,760.67

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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.