Home / 4,878.05-7,318.71-1,546.84

Finding the Fourth Proportional to 4,878.05, 7,318.71 and 1,546.84

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Solution

The fourth proportional to 4,878.05, 7,318.71 and 1,546.84 is: 2,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.05 : 7,318.71 = 1,546.84 : x
  2. Step 2: Convert to fraction form
    4,878.05/7,318.71 = 1,546.84/x
  3. Step 3: Cross multiply
    4,878.05x = 7,318.71 × 1,546.84
  4. Step 4: Simplify right side
    4,878.05x = 11,320,855.08
  5. Step 5: Solve for x
    x = 11,320,855.08/4,878.05
  6. Step 6: Final answer
    x = 2,320.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.