Home / 5,084.12-7,623.75-2,160.83

Finding the Fourth Proportional to 5,084.12, 7,623.75 and 2,160.83

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Solution

The fourth proportional to 5,084.12, 7,623.75 and 2,160.83 is: 3,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.12 : 7,623.75 = 2,160.83 : x
  2. Step 2: Convert to fraction form
    5,084.12/7,623.75 = 2,160.83/x
  3. Step 3: Cross multiply
    5,084.12x = 7,623.75 × 2,160.83
  4. Step 4: Simplify right side
    5,084.12x = 16,473,627.71
  5. Step 5: Solve for x
    x = 16,473,627.71/5,084.12
  6. Step 6: Final answer
    x = 3,240.21

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1.5x scale

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.