Home / 3,605.34-5,408.86-1,525.53

Finding the Fourth Proportional to 3,605.34, 5,408.86 and 1,525.53

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Solution

The fourth proportional to 3,605.34, 5,408.86 and 1,525.53 is: 2,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.34 : 5,408.86 = 1,525.53 : x
  2. Step 2: Convert to fraction form
    3,605.34/5,408.86 = 1,525.53/x
  3. Step 3: Cross multiply
    3,605.34x = 5,408.86 × 1,525.53
  4. Step 4: Simplify right side
    3,605.34x = 8,251,378.20
  5. Step 5: Solve for x
    x = 8,251,378.20/3,605.34
  6. Step 6: Final answer
    x = 2,288.65

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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.