Home / 4,644.09-6,403.44-3,152.97

Finding the Fourth Proportional to 4,644.09, 6,403.44 and 3,152.97

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Solution

The fourth proportional to 4,644.09, 6,403.44 and 3,152.97 is: 4,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.09 : 6,403.44 = 3,152.97 : x
  2. Step 2: Convert to fraction form
    4,644.09/6,403.44 = 3,152.97/x
  3. Step 3: Cross multiply
    4,644.09x = 6,403.44 × 3,152.97
  4. Step 4: Simplify right side
    4,644.09x = 20,189,854.22
  5. Step 5: Solve for x
    x = 20,189,854.22/4,644.09
  6. Step 6: Final answer
    x = 4,347.43

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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.