Home / 4,428.24-6,640.96-1,505.88

Finding the Fourth Proportional to 4,428.24, 6,640.96 and 1,505.88

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Solution

The fourth proportional to 4,428.24, 6,640.96 and 1,505.88 is: 2,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.24 : 6,640.96 = 1,505.88 : x
  2. Step 2: Convert to fraction form
    4,428.24/6,640.96 = 1,505.88/x
  3. Step 3: Cross multiply
    4,428.24x = 6,640.96 × 1,505.88
  4. Step 4: Simplify right side
    4,428.24x = 10,000,488.84
  5. Step 5: Solve for x
    x = 10,000,488.84/4,428.24
  6. Step 6: Final answer
    x = 2,258.34

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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.