Home / 8,970.40-13,456.28-2,396.44

Finding the Fourth Proportional to 8,970.40, 13,456.28 and 2,396.44

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Solution

The fourth proportional to 8,970.40, 13,456.28 and 2,396.44 is: 3,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.40 : 13,456.28 = 2,396.44 : x
  2. Step 2: Convert to fraction form
    8,970.40/13,456.28 = 2,396.44/x
  3. Step 3: Cross multiply
    8,970.40x = 13,456.28 × 2,396.44
  4. Step 4: Simplify right side
    8,970.40x = 32,247,167.64
  5. Step 5: Solve for x
    x = 32,247,167.64/8,970.40
  6. Step 6: Final answer
    x = 3,594.84

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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.