Home / 2,977.48-4,465.90-1,222.67

Finding the Fourth Proportional to 2,977.48, 4,465.90 and 1,222.67

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Solution

The fourth proportional to 2,977.48, 4,465.90 and 1,222.67 is: 1,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.48 : 4,465.90 = 1,222.67 : x
  2. Step 2: Convert to fraction form
    2,977.48/4,465.90 = 1,222.67/x
  3. Step 3: Cross multiply
    2,977.48x = 4,465.90 × 1,222.67
  4. Step 4: Simplify right side
    2,977.48x = 5,460,299.62
  5. Step 5: Solve for x
    x = 5,460,299.62/2,977.48
  6. Step 6: Final answer
    x = 1,833.87

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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.