Home / 5,173.84-7,758.32-1,884.64

Finding the Fourth Proportional to 5,173.84, 7,758.32 and 1,884.64

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Solution

The fourth proportional to 5,173.84, 7,758.32 and 1,884.64 is: 2,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.84 : 7,758.32 = 1,884.64 : x
  2. Step 2: Convert to fraction form
    5,173.84/7,758.32 = 1,884.64/x
  3. Step 3: Cross multiply
    5,173.84x = 7,758.32 × 1,884.64
  4. Step 4: Simplify right side
    5,173.84x = 14,621,640.20
  5. Step 5: Solve for x
    x = 14,621,640.20/5,173.84
  6. Step 6: Final answer
    x = 2,826.07

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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.