Home / 2,942.80-4,410.19-1,624.59

Finding the Fourth Proportional to 2,942.80, 4,410.19 and 1,624.59

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Solution

The fourth proportional to 2,942.80, 4,410.19 and 1,624.59 is: 2,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.80 : 4,410.19 = 1,624.59 : x
  2. Step 2: Convert to fraction form
    2,942.80/4,410.19 = 1,624.59/x
  3. Step 3: Cross multiply
    2,942.80x = 4,410.19 × 1,624.59
  4. Step 4: Simplify right side
    2,942.80x = 7,164,747.30
  5. Step 5: Solve for x
    x = 7,164,747.30/2,942.80
  6. Step 6: Final answer
    x = 2,434.67

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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.