Home / 6,079.64-9,118.25-1,918.94

Finding the Fourth Proportional to 6,079.64, 9,118.25 and 1,918.94

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Solution

The fourth proportional to 6,079.64, 9,118.25 and 1,918.94 is: 2,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.64 : 9,118.25 = 1,918.94 : x
  2. Step 2: Convert to fraction form
    6,079.64/9,118.25 = 1,918.94/x
  3. Step 3: Cross multiply
    6,079.64x = 9,118.25 × 1,918.94
  4. Step 4: Simplify right side
    6,079.64x = 17,497,365.06
  5. Step 5: Solve for x
    x = 17,497,365.06/6,079.64
  6. Step 6: Final answer
    x = 2,878.03

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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.