Home / 2,202.28-3,303.36-558.88

Finding the Fourth Proportional to 2,202.28, 3,303.36 and 558.88

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Solution

The fourth proportional to 2,202.28, 3,303.36 and 558.88 is: 838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.28 : 3,303.36 = 558.88 : x
  2. Step 2: Convert to fraction form
    2,202.28/3,303.36 = 558.88/x
  3. Step 3: Cross multiply
    2,202.28x = 3,303.36 × 558.88
  4. Step 4: Simplify right side
    2,202.28x = 1,846,181.84
  5. Step 5: Solve for x
    x = 1,846,181.84/2,202.28
  6. Step 6: Final answer
    x = 838.30

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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.