Home / 5,724-8,584.79-4,634.55

Finding the Fourth Proportional to 5,724, 8,584.79 and 4,634.55

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Solution

The fourth proportional to 5,724, 8,584.79 and 4,634.55 is: 6,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724 : 8,584.79 = 4,634.55 : x
  2. Step 2: Convert to fraction form
    5,724/8,584.79 = 4,634.55/x
  3. Step 3: Cross multiply
    5,724x = 8,584.79 × 4,634.55
  4. Step 4: Simplify right side
    5,724x = 39,786,615.32
  5. Step 5: Solve for x
    x = 39,786,615.32/5,724
  6. Step 6: Final answer
    x = 6,950.84

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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.