Home / 4,644.39-6,409.28-2,655.44

Finding the Fourth Proportional to 4,644.39, 6,409.28 and 2,655.44

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Solution

The fourth proportional to 4,644.39, 6,409.28 and 2,655.44 is: 3,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.39 : 6,409.28 = 2,655.44 : x
  2. Step 2: Convert to fraction form
    4,644.39/6,409.28 = 2,655.44/x
  3. Step 3: Cross multiply
    4,644.39x = 6,409.28 × 2,655.44
  4. Step 4: Simplify right side
    4,644.39x = 17,019,433.08
  5. Step 5: Solve for x
    x = 17,019,433.08/4,644.39
  6. Step 6: Final answer
    x = 3,664.51

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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.