Home / 7,343.46-10,133.99-3,986.27

Finding the Fourth Proportional to 7,343.46, 10,133.99 and 3,986.27

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Solution

The fourth proportional to 7,343.46, 10,133.99 and 3,986.27 is: 5,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.46 : 10,133.99 = 3,986.27 : x
  2. Step 2: Convert to fraction form
    7,343.46/10,133.99 = 3,986.27/x
  3. Step 3: Cross multiply
    7,343.46x = 10,133.99 × 3,986.27
  4. Step 4: Simplify right side
    7,343.46x = 40,396,820.32
  5. Step 5: Solve for x
    x = 40,396,820.32/7,343.46
  6. Step 6: Final answer
    x = 5,501.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.