Home / 4,084.88-5,636.81-2,316.65

Finding the Fourth Proportional to 4,084.88, 5,636.81 and 2,316.65

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Solution

The fourth proportional to 4,084.88, 5,636.81 and 2,316.65 is: 3,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.88 : 5,636.81 = 2,316.65 : x
  2. Step 2: Convert to fraction form
    4,084.88/5,636.81 = 2,316.65/x
  3. Step 3: Cross multiply
    4,084.88x = 5,636.81 × 2,316.65
  4. Step 4: Simplify right side
    4,084.88x = 13,058,504.30
  5. Step 5: Solve for x
    x = 13,058,504.30/4,084.88
  6. Step 6: Final answer
    x = 3,196.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.