Home / 8,290.22-12,424.37-3,354.02

Finding the Fourth Proportional to 8,290.22, 12,424.37 and 3,354.02

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Solution

The fourth proportional to 8,290.22, 12,424.37 and 3,354.02 is: 5,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.22 : 12,424.37 = 3,354.02 : x
  2. Step 2: Convert to fraction form
    8,290.22/12,424.37 = 3,354.02/x
  3. Step 3: Cross multiply
    8,290.22x = 12,424.37 × 3,354.02
  4. Step 4: Simplify right side
    8,290.22x = 41,671,506.58
  5. Step 5: Solve for x
    x = 41,671,506.58/8,290.22
  6. Step 6: Final answer
    x = 5,026.58

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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.