Home / 3,071.52-4,608.24-1,020.96

Finding the Fourth Proportional to 3,071.52, 4,608.24 and 1,020.96

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Solution

The fourth proportional to 3,071.52, 4,608.24 and 1,020.96 is: 1,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.52 : 4,608.24 = 1,020.96 : x
  2. Step 2: Convert to fraction form
    3,071.52/4,608.24 = 1,020.96/x
  3. Step 3: Cross multiply
    3,071.52x = 4,608.24 × 1,020.96
  4. Step 4: Simplify right side
    3,071.52x = 4,704,828.71
  5. Step 5: Solve for x
    x = 4,704,828.71/3,071.52
  6. Step 6: Final answer
    x = 1,531.76

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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.