Home / 4,551.21-6,280.66-2,664.09

Finding the Fourth Proportional to 4,551.21, 6,280.66 and 2,664.09

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Solution

The fourth proportional to 4,551.21, 6,280.66 and 2,664.09 is: 3,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.21 : 6,280.66 = 2,664.09 : x
  2. Step 2: Convert to fraction form
    4,551.21/6,280.66 = 2,664.09/x
  3. Step 3: Cross multiply
    4,551.21x = 6,280.66 × 2,664.09
  4. Step 4: Simplify right side
    4,551.21x = 16,732,243.50
  5. Step 5: Solve for x
    x = 16,732,243.50/4,551.21
  6. Step 6: Final answer
    x = 3,676.44

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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.