Home / 2,043.36-3,064.23-1,317.60

Finding the Fourth Proportional to 2,043.36, 3,064.23 and 1,317.60

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Solution

The fourth proportional to 2,043.36, 3,064.23 and 1,317.60 is: 1,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.36 : 3,064.23 = 1,317.60 : x
  2. Step 2: Convert to fraction form
    2,043.36/3,064.23 = 1,317.60/x
  3. Step 3: Cross multiply
    2,043.36x = 3,064.23 × 1,317.60
  4. Step 4: Simplify right side
    2,043.36x = 4,037,429.45
  5. Step 5: Solve for x
    x = 4,037,429.45/2,043.36
  6. Step 6: Final answer
    x = 1,975.88

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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.