Home / 7,607.07-11,415.72-2,676.75

Finding the Fourth Proportional to 7,607.07, 11,415.72 and 2,676.75

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Solution

The fourth proportional to 7,607.07, 11,415.72 and 2,676.75 is: 4,016.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.07 : 11,415.72 = 2,676.75 : x
  2. Step 2: Convert to fraction form
    7,607.07/11,415.72 = 2,676.75/x
  3. Step 3: Cross multiply
    7,607.07x = 11,415.72 × 2,676.75
  4. Step 4: Simplify right side
    7,607.07x = 30,557,028.51
  5. Step 5: Solve for x
    x = 30,557,028.51/7,607.07
  6. Step 6: Final answer
    x = 4,016.92

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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.