Home / 4,200.10-5,795.46-2,431.90

Finding the Fourth Proportional to 4,200.10, 5,795.46 and 2,431.90

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Solution

The fourth proportional to 4,200.10, 5,795.46 and 2,431.90 is: 3,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.10 : 5,795.46 = 2,431.90 : x
  2. Step 2: Convert to fraction form
    4,200.10/5,795.46 = 2,431.90/x
  3. Step 3: Cross multiply
    4,200.10x = 5,795.46 × 2,431.90
  4. Step 4: Simplify right side
    4,200.10x = 14,093,979.17
  5. Step 5: Solve for x
    x = 14,093,979.17/4,200.10
  6. Step 6: Final answer
    x = 3,355.63

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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.