Home / 1,590.10-2,383.32-1,003.66

Finding the Fourth Proportional to 1,590.10, 2,383.32 and 1,003.66

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Solution

The fourth proportional to 1,590.10, 2,383.32 and 1,003.66 is: 1,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.10 : 2,383.32 = 1,003.66 : x
  2. Step 2: Convert to fraction form
    1,590.10/2,383.32 = 1,003.66/x
  3. Step 3: Cross multiply
    1,590.10x = 2,383.32 × 1,003.66
  4. Step 4: Simplify right side
    1,590.10x = 2,392,042.95
  5. Step 5: Solve for x
    x = 2,392,042.95/1,590.10
  6. Step 6: Final answer
    x = 1,504.33

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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.