Home / 4,914.72-6,775.68-4,761.84

Finding the Fourth Proportional to 4,914.72, 6,775.68 and 4,761.84

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Solution

The fourth proportional to 4,914.72, 6,775.68 and 4,761.84 is: 6,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.72 : 6,775.68 = 4,761.84 : x
  2. Step 2: Convert to fraction form
    4,914.72/6,775.68 = 4,761.84/x
  3. Step 3: Cross multiply
    4,914.72x = 6,775.68 × 4,761.84
  4. Step 4: Simplify right side
    4,914.72x = 32,264,704.05
  5. Step 5: Solve for x
    x = 32,264,704.05/4,914.72
  6. Step 6: Final answer
    x = 6,564.91

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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.