Home / 4,321.32-5,950.34-3,621.48

Finding the Fourth Proportional to 4,321.32, 5,950.34 and 3,621.48

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Solution

The fourth proportional to 4,321.32, 5,950.34 and 3,621.48 is: 4,986.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.32 : 5,950.34 = 3,621.48 : x
  2. Step 2: Convert to fraction form
    4,321.32/5,950.34 = 3,621.48/x
  3. Step 3: Cross multiply
    4,321.32x = 5,950.34 × 3,621.48
  4. Step 4: Simplify right side
    4,321.32x = 21,549,037.30
  5. Step 5: Solve for x
    x = 21,549,037.30/4,321.32
  6. Step 6: Final answer
    x = 4,986.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.