Home / 8,924.20-13,386.44-3,380.14

Finding the Fourth Proportional to 8,924.20, 13,386.44 and 3,380.14

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Solution

The fourth proportional to 8,924.20, 13,386.44 and 3,380.14 is: 5,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.20 : 13,386.44 = 3,380.14 : x
  2. Step 2: Convert to fraction form
    8,924.20/13,386.44 = 3,380.14/x
  3. Step 3: Cross multiply
    8,924.20x = 13,386.44 × 3,380.14
  4. Step 4: Simplify right side
    8,924.20x = 45,248,041.30
  5. Step 5: Solve for x
    x = 45,248,041.30/8,924.20
  6. Step 6: Final answer
    x = 5,070.26

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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.