Home / 8,970.72-13,456.16-2,396.84

Finding the Fourth Proportional to 8,970.72, 13,456.16 and 2,396.84

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Solution

The fourth proportional to 8,970.72, 13,456.16 and 2,396.84 is: 3,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.72 : 13,456.16 = 2,396.84 : x
  2. Step 2: Convert to fraction form
    8,970.72/13,456.16 = 2,396.84/x
  3. Step 3: Cross multiply
    8,970.72x = 13,456.16 × 2,396.84
  4. Step 4: Simplify right side
    8,970.72x = 32,252,183.27
  5. Step 5: Solve for x
    x = 32,252,183.27/8,970.72
  6. Step 6: Final answer
    x = 3,595.27

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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.