Home / 2,084.60-3,124.31-1,823.99

Finding the Fourth Proportional to 2,084.60, 3,124.31 and 1,823.99

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Solution

The fourth proportional to 2,084.60, 3,124.31 and 1,823.99 is: 2,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.60 : 3,124.31 = 1,823.99 : x
  2. Step 2: Convert to fraction form
    2,084.60/3,124.31 = 1,823.99/x
  3. Step 3: Cross multiply
    2,084.60x = 3,124.31 × 1,823.99
  4. Step 4: Simplify right side
    2,084.60x = 5,698,685.46
  5. Step 5: Solve for x
    x = 5,698,685.46/2,084.60
  6. Step 6: Final answer
    x = 2,733.70

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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.