Home / 4,200.14-5,796.08-2,431.78

Finding the Fourth Proportional to 4,200.14, 5,796.08 and 2,431.78

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Solution

The fourth proportional to 4,200.14, 5,796.08 and 2,431.78 is: 3,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.14 : 5,796.08 = 2,431.78 : x
  2. Step 2: Convert to fraction form
    4,200.14/5,796.08 = 2,431.78/x
  3. Step 3: Cross multiply
    4,200.14x = 5,796.08 × 2,431.78
  4. Step 4: Simplify right side
    4,200.14x = 14,094,750.28
  5. Step 5: Solve for x
    x = 14,094,750.28/4,200.14
  6. Step 6: Final answer
    x = 3,355.78

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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.