Home / 4,315.99-6,466.14-1,977.94

Finding the Fourth Proportional to 4,315.99, 6,466.14 and 1,977.94

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Solution

The fourth proportional to 4,315.99, 6,466.14 and 1,977.94 is: 2,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.99 : 6,466.14 = 1,977.94 : x
  2. Step 2: Convert to fraction form
    4,315.99/6,466.14 = 1,977.94/x
  3. Step 3: Cross multiply
    4,315.99x = 6,466.14 × 1,977.94
  4. Step 4: Simplify right side
    4,315.99x = 12,789,604.62
  5. Step 5: Solve for x
    x = 12,789,604.62/4,315.99
  6. Step 6: Final answer
    x = 2,963.31

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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.