Home / 3,783.25-5,669.07-1,590.76

Finding the Fourth Proportional to 3,783.25, 5,669.07 and 1,590.76

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Solution

The fourth proportional to 3,783.25, 5,669.07 and 1,590.76 is: 2,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.25 : 5,669.07 = 1,590.76 : x
  2. Step 2: Convert to fraction form
    3,783.25/5,669.07 = 1,590.76/x
  3. Step 3: Cross multiply
    3,783.25x = 5,669.07 × 1,590.76
  4. Step 4: Simplify right side
    3,783.25x = 9,018,129.79
  5. Step 5: Solve for x
    x = 9,018,129.79/3,783.25
  6. Step 6: Final answer
    x = 2,383.70

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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.