Home / 8,220.23-12,326.73-2,596.51

Finding the Fourth Proportional to 8,220.23, 12,326.73 and 2,596.51

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Solution

The fourth proportional to 8,220.23, 12,326.73 and 2,596.51 is: 3,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220.23 : 12,326.73 = 2,596.51 : x
  2. Step 2: Convert to fraction form
    8,220.23/12,326.73 = 2,596.51/x
  3. Step 3: Cross multiply
    8,220.23x = 12,326.73 × 2,596.51
  4. Step 4: Simplify right side
    8,220.23x = 32,006,428.65
  5. Step 5: Solve for x
    x = 32,006,428.65/8,220.23
  6. Step 6: Final answer
    x = 3,893.62

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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.