Home / 5,223.29-7,835.45-1,525.56

Finding the Fourth Proportional to 5,223.29, 7,835.45 and 1,525.56

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Solution

The fourth proportional to 5,223.29, 7,835.45 and 1,525.56 is: 2,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.29 : 7,835.45 = 1,525.56 : x
  2. Step 2: Convert to fraction form
    5,223.29/7,835.45 = 1,525.56/x
  3. Step 3: Cross multiply
    5,223.29x = 7,835.45 × 1,525.56
  4. Step 4: Simplify right side
    5,223.29x = 11,953,449.10
  5. Step 5: Solve for x
    x = 11,953,449.10/5,223.29
  6. Step 6: Final answer
    x = 2,288.49

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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.