Home / 6,238.15-9,349.40-3,119.03

Finding the Fourth Proportional to 6,238.15, 9,349.40 and 3,119.03

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Solution

The fourth proportional to 6,238.15, 9,349.40 and 3,119.03 is: 4,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.15 : 9,349.40 = 3,119.03 : x
  2. Step 2: Convert to fraction form
    6,238.15/9,349.40 = 3,119.03/x
  3. Step 3: Cross multiply
    6,238.15x = 9,349.40 × 3,119.03
  4. Step 4: Simplify right side
    6,238.15x = 29,161,055.19
  5. Step 5: Solve for x
    x = 29,161,055.19/6,238.15
  6. Step 6: Final answer
    x = 4,674.63

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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.