Home / 4,179.84-5,768.19-2,316.84

Finding the Fourth Proportional to 4,179.84, 5,768.19 and 2,316.84

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Solution

The fourth proportional to 4,179.84, 5,768.19 and 2,316.84 is: 3,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.84 : 5,768.19 = 2,316.84 : x
  2. Step 2: Convert to fraction form
    4,179.84/5,768.19 = 2,316.84/x
  3. Step 3: Cross multiply
    4,179.84x = 5,768.19 × 2,316.84
  4. Step 4: Simplify right side
    4,179.84x = 13,363,973.32
  5. Step 5: Solve for x
    x = 13,363,973.32/4,179.84
  6. Step 6: Final answer
    x = 3,197.25

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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.