Home / 2,084.46-3,125.93-623.12

Finding the Fourth Proportional to 2,084.46, 3,125.93 and 623.12

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Solution

The fourth proportional to 2,084.46, 3,125.93 and 623.12 is: 934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.46 : 3,125.93 = 623.12 : x
  2. Step 2: Convert to fraction form
    2,084.46/3,125.93 = 623.12/x
  3. Step 3: Cross multiply
    2,084.46x = 3,125.93 × 623.12
  4. Step 4: Simplify right side
    2,084.46x = 1,947,810.76
  5. Step 5: Solve for x
    x = 1,947,810.76/2,084.46
  6. Step 6: Final answer
    x = 934.44

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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.