Home / 4,486.37-6,725.18-2,145.77

Finding the Fourth Proportional to 4,486.37, 6,725.18 and 2,145.77

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Solution

The fourth proportional to 4,486.37, 6,725.18 and 2,145.77 is: 3,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.37 : 6,725.18 = 2,145.77 : x
  2. Step 2: Convert to fraction form
    4,486.37/6,725.18 = 2,145.77/x
  3. Step 3: Cross multiply
    4,486.37x = 6,725.18 × 2,145.77
  4. Step 4: Simplify right side
    4,486.37x = 14,430,655.86
  5. Step 5: Solve for x
    x = 14,430,655.86/4,486.37
  6. Step 6: Final answer
    x = 3,216.56

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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.