Home / 3,777.28-5,208.96-2,730.24

Finding the Fourth Proportional to 3,777.28, 5,208.96 and 2,730.24

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Solution

The fourth proportional to 3,777.28, 5,208.96 and 2,730.24 is: 3,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.28 : 5,208.96 = 2,730.24 : x
  2. Step 2: Convert to fraction form
    3,777.28/5,208.96 = 2,730.24/x
  3. Step 3: Cross multiply
    3,777.28x = 5,208.96 × 2,730.24
  4. Step 4: Simplify right side
    3,777.28x = 14,221,710.95
  5. Step 5: Solve for x
    x = 14,221,710.95/3,777.28
  6. Step 6: Final answer
    x = 3,765.07

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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.