Home / 4,551.68-6,829.18-1,919.84

Finding the Fourth Proportional to 4,551.68, 6,829.18 and 1,919.84

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Solution

The fourth proportional to 4,551.68, 6,829.18 and 1,919.84 is: 2,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.68 : 6,829.18 = 1,919.84 : x
  2. Step 2: Convert to fraction form
    4,551.68/6,829.18 = 1,919.84/x
  3. Step 3: Cross multiply
    4,551.68x = 6,829.18 × 1,919.84
  4. Step 4: Simplify right side
    4,551.68x = 13,110,932.93
  5. Step 5: Solve for x
    x = 13,110,932.93/4,551.68
  6. Step 6: Final answer
    x = 2,880.46

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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.