Home / 4,815.96-7,223.91-1,529.31

Finding the Fourth Proportional to 4,815.96, 7,223.91 and 1,529.31

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Solution

The fourth proportional to 4,815.96, 7,223.91 and 1,529.31 is: 2,293.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.96 : 7,223.91 = 1,529.31 : x
  2. Step 2: Convert to fraction form
    4,815.96/7,223.91 = 1,529.31/x
  3. Step 3: Cross multiply
    4,815.96x = 7,223.91 × 1,529.31
  4. Step 4: Simplify right side
    4,815.96x = 11,047,597.80
  5. Step 5: Solve for x
    x = 11,047,597.80/4,815.96
  6. Step 6: Final answer
    x = 2,293.96

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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.