Home / 2,883.80-4,325.58-2,191.84

Finding the Fourth Proportional to 2,883.80, 4,325.58 and 2,191.84

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Solution

The fourth proportional to 2,883.80, 4,325.58 and 2,191.84 is: 3,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.80 : 4,325.58 = 2,191.84 : x
  2. Step 2: Convert to fraction form
    2,883.80/4,325.58 = 2,191.84/x
  3. Step 3: Cross multiply
    2,883.80x = 4,325.58 × 2,191.84
  4. Step 4: Simplify right side
    2,883.80x = 9,480,979.27
  5. Step 5: Solve for x
    x = 9,480,979.27/2,883.80
  6. Step 6: Final answer
    x = 3,287.67

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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.