Home / 5,222.79-7,835.33-1,525.30

Finding the Fourth Proportional to 5,222.79, 7,835.33 and 1,525.30

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Solution

The fourth proportional to 5,222.79, 7,835.33 and 1,525.30 is: 2,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.79 : 7,835.33 = 1,525.30 : x
  2. Step 2: Convert to fraction form
    5,222.79/7,835.33 = 1,525.30/x
  3. Step 3: Cross multiply
    5,222.79x = 7,835.33 × 1,525.30
  4. Step 4: Simplify right side
    5,222.79x = 11,951,228.85
  5. Step 5: Solve for x
    x = 11,951,228.85/5,222.79
  6. Step 6: Final answer
    x = 2,288.28

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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.