Home / 4,808.44-7,211.82-1,885.72

Finding the Fourth Proportional to 4,808.44, 7,211.82 and 1,885.72

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Solution

The fourth proportional to 4,808.44, 7,211.82 and 1,885.72 is: 2,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.44 : 7,211.82 = 1,885.72 : x
  2. Step 2: Convert to fraction form
    4,808.44/7,211.82 = 1,885.72/x
  3. Step 3: Cross multiply
    4,808.44x = 7,211.82 × 1,885.72
  4. Step 4: Simplify right side
    4,808.44x = 13,599,473.21
  5. Step 5: Solve for x
    x = 13,599,473.21/4,808.44
  6. Step 6: Final answer
    x = 2,828.25

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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.