Home / 4,179.89-5,768.25-2,316.89

Finding the Fourth Proportional to 4,179.89, 5,768.25 and 2,316.89

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Solution

The fourth proportional to 4,179.89, 5,768.25 and 2,316.89 is: 3,197.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.89 : 5,768.25 = 2,316.89 : x
  2. Step 2: Convert to fraction form
    4,179.89/5,768.25 = 2,316.89/x
  3. Step 3: Cross multiply
    4,179.89x = 5,768.25 × 2,316.89
  4. Step 4: Simplify right side
    4,179.89x = 13,364,400.74
  5. Step 5: Solve for x
    x = 13,364,400.74/4,179.89
  6. Step 6: Final answer
    x = 3,197.31

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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.