Home / 6,619.50-9,922.98-2,456.68

Finding the Fourth Proportional to 6,619.50, 9,922.98 and 2,456.68

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Solution

The fourth proportional to 6,619.50, 9,922.98 and 2,456.68 is: 3,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.50 : 9,922.98 = 2,456.68 : x
  2. Step 2: Convert to fraction form
    6,619.50/9,922.98 = 2,456.68/x
  3. Step 3: Cross multiply
    6,619.50x = 9,922.98 × 2,456.68
  4. Step 4: Simplify right side
    6,619.50x = 24,377,586.51
  5. Step 5: Solve for x
    x = 24,377,586.51/6,619.50
  6. Step 6: Final answer
    x = 3,682.69

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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.