Home / 3,782.04-5,663.62-2,391.18

Finding the Fourth Proportional to 3,782.04, 5,663.62 and 2,391.18

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Solution

The fourth proportional to 3,782.04, 5,663.62 and 2,391.18 is: 3,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.04 : 5,663.62 = 2,391.18 : x
  2. Step 2: Convert to fraction form
    3,782.04/5,663.62 = 2,391.18/x
  3. Step 3: Cross multiply
    3,782.04x = 5,663.62 × 2,391.18
  4. Step 4: Simplify right side
    3,782.04x = 13,542,734.87
  5. Step 5: Solve for x
    x = 13,542,734.87/3,782.04
  6. Step 6: Final answer
    x = 3,580.80

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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.