Home / 3,782.37-5,669.36-2,854.92

Finding the Fourth Proportional to 3,782.37, 5,669.36 and 2,854.92

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Solution

The fourth proportional to 3,782.37, 5,669.36 and 2,854.92 is: 4,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.37 : 5,669.36 = 2,854.92 : x
  2. Step 2: Convert to fraction form
    3,782.37/5,669.36 = 2,854.92/x
  3. Step 3: Cross multiply
    3,782.37x = 5,669.36 × 2,854.92
  4. Step 4: Simplify right side
    3,782.37x = 16,185,569.15
  5. Step 5: Solve for x
    x = 16,185,569.15/3,782.37
  6. Step 6: Final answer
    x = 4,279.21

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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.