Home / 4,872.42-7,307.07-1,584.72

Finding the Fourth Proportional to 4,872.42, 7,307.07 and 1,584.72

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Solution

The fourth proportional to 4,872.42, 7,307.07 and 1,584.72 is: 2,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.42 : 7,307.07 = 1,584.72 : x
  2. Step 2: Convert to fraction form
    4,872.42/7,307.07 = 1,584.72/x
  3. Step 3: Cross multiply
    4,872.42x = 7,307.07 × 1,584.72
  4. Step 4: Simplify right side
    4,872.42x = 11,579,659.97
  5. Step 5: Solve for x
    x = 11,579,659.97/4,872.42
  6. Step 6: Final answer
    x = 2,376.57

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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.