Home / 2,148.01-3,217.82-1,020.67

Finding the Fourth Proportional to 2,148.01, 3,217.82 and 1,020.67

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Solution

The fourth proportional to 2,148.01, 3,217.82 and 1,020.67 is: 1,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.01 : 3,217.82 = 1,020.67 : x
  2. Step 2: Convert to fraction form
    2,148.01/3,217.82 = 1,020.67/x
  3. Step 3: Cross multiply
    2,148.01x = 3,217.82 × 1,020.67
  4. Step 4: Simplify right side
    2,148.01x = 3,284,319.91
  5. Step 5: Solve for x
    x = 3,284,319.91/2,148.01
  6. Step 6: Final answer
    x = 1,529.01

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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.