Home / 4,027.63-5,553.44-3,778.55

Finding the Fourth Proportional to 4,027.63, 5,553.44 and 3,778.55

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Solution

The fourth proportional to 4,027.63, 5,553.44 and 3,778.55 is: 5,210.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.63 : 5,553.44 = 3,778.55 : x
  2. Step 2: Convert to fraction form
    4,027.63/5,553.44 = 3,778.55/x
  3. Step 3: Cross multiply
    4,027.63x = 5,553.44 × 3,778.55
  4. Step 4: Simplify right side
    4,027.63x = 20,983,950.71
  5. Step 5: Solve for x
    x = 20,983,950.71/4,027.63
  6. Step 6: Final answer
    x = 5,210.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.