Home / 4,300.30-6,450.45-2,113.30

Finding the Fourth Proportional to 4,300.30, 6,450.45 and 2,113.30

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Solution

The fourth proportional to 4,300.30, 6,450.45 and 2,113.30 is: 3,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.30 : 6,450.45 = 2,113.30 : x
  2. Step 2: Convert to fraction form
    4,300.30/6,450.45 = 2,113.30/x
  3. Step 3: Cross multiply
    4,300.30x = 6,450.45 × 2,113.30
  4. Step 4: Simplify right side
    4,300.30x = 13,631,735.99
  5. Step 5: Solve for x
    x = 13,631,735.99/4,300.30
  6. Step 6: Final answer
    x = 3,169.95

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1.5x scale

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.