Home / 3,783.20-5,673.07-1,590.73

Finding the Fourth Proportional to 3,783.20, 5,673.07 and 1,590.73

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Solution

The fourth proportional to 3,783.20, 5,673.07 and 1,590.73 is: 2,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.20 : 5,673.07 = 1,590.73 : x
  2. Step 2: Convert to fraction form
    3,783.20/5,673.07 = 1,590.73/x
  3. Step 3: Cross multiply
    3,783.20x = 5,673.07 × 1,590.73
  4. Step 4: Simplify right side
    3,783.20x = 9,024,304.48
  5. Step 5: Solve for x
    x = 9,024,304.48/3,783.20
  6. Step 6: Final answer
    x = 2,385.37

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1.5x scale

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.