Home / 1,591.72-2,383.26-1,583.08

Finding the Fourth Proportional to 1,591.72, 2,383.26 and 1,583.08

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Solution

The fourth proportional to 1,591.72, 2,383.26 and 1,583.08 is: 2,370.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.72 : 2,383.26 = 1,583.08 : x
  2. Step 2: Convert to fraction form
    1,591.72/2,383.26 = 1,583.08/x
  3. Step 3: Cross multiply
    1,591.72x = 2,383.26 × 1,583.08
  4. Step 4: Simplify right side
    1,591.72x = 3,772,891.24
  5. Step 5: Solve for x
    x = 3,772,891.24/1,591.72
  6. Step 6: Final answer
    x = 2,370.32

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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.