Home / 2,049.76-3,073.36-1,355.68

Finding the Fourth Proportional to 2,049.76, 3,073.36 and 1,355.68

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Solution

The fourth proportional to 2,049.76, 3,073.36 and 1,355.68 is: 2,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.76 : 3,073.36 = 1,355.68 : x
  2. Step 2: Convert to fraction form
    2,049.76/3,073.36 = 1,355.68/x
  3. Step 3: Cross multiply
    2,049.76x = 3,073.36 × 1,355.68
  4. Step 4: Simplify right side
    2,049.76x = 4,166,492.68
  5. Step 5: Solve for x
    x = 4,166,492.68/2,049.76
  6. Step 6: Final answer
    x = 2,032.67

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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.