Home / 4,644.21-6,408.06-2,655.44

Finding the Fourth Proportional to 4,644.21, 6,408.06 and 2,655.44

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Solution

The fourth proportional to 4,644.21, 6,408.06 and 2,655.44 is: 3,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.21 : 6,408.06 = 2,655.44 : x
  2. Step 2: Convert to fraction form
    4,644.21/6,408.06 = 2,655.44/x
  3. Step 3: Cross multiply
    4,644.21x = 6,408.06 × 2,655.44
  4. Step 4: Simplify right side
    4,644.21x = 17,016,186.81
  5. Step 5: Solve for x
    x = 17,016,186.81/4,644.21
  6. Step 6: Final answer
    x = 3,663.96

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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.