Home / 2,202.56-3,302.40-1,472.64

Finding the Fourth Proportional to 2,202.56, 3,302.40 and 1,472.64

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Solution

The fourth proportional to 2,202.56, 3,302.40 and 1,472.64 is: 2,208.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.56 : 3,302.40 = 1,472.64 : x
  2. Step 2: Convert to fraction form
    2,202.56/3,302.40 = 1,472.64/x
  3. Step 3: Cross multiply
    2,202.56x = 3,302.40 × 1,472.64
  4. Step 4: Simplify right side
    2,202.56x = 4,863,246.34
  5. Step 5: Solve for x
    x = 4,863,246.34/2,202.56
  6. Step 6: Final answer
    x = 2,208.00

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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.