Home / 4,644.28-6,408.94-2,654.72

Finding the Fourth Proportional to 4,644.28, 6,408.94 and 2,654.72

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Solution

The fourth proportional to 4,644.28, 6,408.94 and 2,654.72 is: 3,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.28 : 6,408.94 = 2,654.72 : x
  2. Step 2: Convert to fraction form
    4,644.28/6,408.94 = 2,654.72/x
  3. Step 3: Cross multiply
    4,644.28x = 6,408.94 × 2,654.72
  4. Step 4: Simplify right side
    4,644.28x = 17,013,931.53
  5. Step 5: Solve for x
    x = 17,013,931.53/4,644.28
  6. Step 6: Final answer
    x = 3,663.42

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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.