Home / 6,164.12-9,239.81-2,874.51

Finding the Fourth Proportional to 6,164.12, 9,239.81 and 2,874.51

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Solution

The fourth proportional to 6,164.12, 9,239.81 and 2,874.51 is: 4,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,164.12 : 9,239.81 = 2,874.51 : x
  2. Step 2: Convert to fraction form
    6,164.12/9,239.81 = 2,874.51/x
  3. Step 3: Cross multiply
    6,164.12x = 9,239.81 × 2,874.51
  4. Step 4: Simplify right side
    6,164.12x = 26,559,911.87
  5. Step 5: Solve for x
    x = 26,559,911.87/6,164.12
  6. Step 6: Final answer
    x = 4,308.79

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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.