Home / 4,971.84-7,454.88-3,922.08

Finding the Fourth Proportional to 4,971.84, 7,454.88 and 3,922.08

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Solution

The fourth proportional to 4,971.84, 7,454.88 and 3,922.08 is: 5,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.84 : 7,454.88 = 3,922.08 : x
  2. Step 2: Convert to fraction form
    4,971.84/7,454.88 = 3,922.08/x
  3. Step 3: Cross multiply
    4,971.84x = 7,454.88 × 3,922.08
  4. Step 4: Simplify right side
    4,971.84x = 29,238,635.75
  5. Step 5: Solve for x
    x = 29,238,635.75/4,971.84
  6. Step 6: Final answer
    x = 5,880.85

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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.