Home / 6,450.45-9,676.68-2,752.70

Finding the Fourth Proportional to 6,450.45, 9,676.68 and 2,752.70

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Solution

The fourth proportional to 6,450.45, 9,676.68 and 2,752.70 is: 4,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.45 : 9,676.68 = 2,752.70 : x
  2. Step 2: Convert to fraction form
    6,450.45/9,676.68 = 2,752.70/x
  3. Step 3: Cross multiply
    6,450.45x = 9,676.68 × 2,752.70
  4. Step 4: Simplify right side
    6,450.45x = 26,636,948.65
  5. Step 5: Solve for x
    x = 26,636,948.65/6,450.45
  6. Step 6: Final answer
    x = 4,129.47

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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.