Home / 8,466.40-12,701.40-3,272.24

Finding the Fourth Proportional to 8,466.40, 12,701.40 and 3,272.24

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Solution

The fourth proportional to 8,466.40, 12,701.40 and 3,272.24 is: 4,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.40 : 12,701.40 = 3,272.24 : x
  2. Step 2: Convert to fraction form
    8,466.40/12,701.40 = 3,272.24/x
  3. Step 3: Cross multiply
    8,466.40x = 12,701.40 × 3,272.24
  4. Step 4: Simplify right side
    8,466.40x = 41,562,029.14
  5. Step 5: Solve for x
    x = 41,562,029.14/8,466.40
  6. Step 6: Final answer
    x = 4,909.06

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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.