Home / 5,223.55-7,835.82-1,525.81

Finding the Fourth Proportional to 5,223.55, 7,835.82 and 1,525.81

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Solution

The fourth proportional to 5,223.55, 7,835.82 and 1,525.81 is: 2,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.55 : 7,835.82 = 1,525.81 : x
  2. Step 2: Convert to fraction form
    5,223.55/7,835.82 = 1,525.81/x
  3. Step 3: Cross multiply
    5,223.55x = 7,835.82 × 1,525.81
  4. Step 4: Simplify right side
    5,223.55x = 11,955,952.92
  5. Step 5: Solve for x
    x = 11,955,952.92/5,223.55
  6. Step 6: Final answer
    x = 2,288.86

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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.