Home / 8,983.44-13,473.36-3,140.64

Finding the Fourth Proportional to 8,983.44, 13,473.36 and 3,140.64

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Solution

The fourth proportional to 8,983.44, 13,473.36 and 3,140.64 is: 4,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.44 : 13,473.36 = 3,140.64 : x
  2. Step 2: Convert to fraction form
    8,983.44/13,473.36 = 3,140.64/x
  3. Step 3: Cross multiply
    8,983.44x = 13,473.36 × 3,140.64
  4. Step 4: Simplify right side
    8,983.44x = 42,314,973.35
  5. Step 5: Solve for x
    x = 42,314,973.35/8,983.44
  6. Step 6: Final answer
    x = 4,710.33

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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.