Home / 4,724.84-7,084.56-1,644.68

Finding the Fourth Proportional to 4,724.84, 7,084.56 and 1,644.68

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Solution

The fourth proportional to 4,724.84, 7,084.56 and 1,644.68 is: 2,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.84 : 7,084.56 = 1,644.68 : x
  2. Step 2: Convert to fraction form
    4,724.84/7,084.56 = 1,644.68/x
  3. Step 3: Cross multiply
    4,724.84x = 7,084.56 × 1,644.68
  4. Step 4: Simplify right side
    4,724.84x = 11,651,834.14
  5. Step 5: Solve for x
    x = 11,651,834.14/4,724.84
  6. Step 6: Final answer
    x = 2,466.08

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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.