Home / 4,644.14-6,409.08-3,321.02

Finding the Fourth Proportional to 4,644.14, 6,409.08 and 3,321.02

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Solution

The fourth proportional to 4,644.14, 6,409.08 and 3,321.02 is: 4,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.14 : 6,409.08 = 3,321.02 : x
  2. Step 2: Convert to fraction form
    4,644.14/6,409.08 = 3,321.02/x
  3. Step 3: Cross multiply
    4,644.14x = 6,409.08 × 3,321.02
  4. Step 4: Simplify right side
    4,644.14x = 21,284,682.86
  5. Step 5: Solve for x
    x = 21,284,682.86/4,644.14
  6. Step 6: Final answer
    x = 4,583.13

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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.