Home / 4,200.36-5,795.40-2,431.32

Finding the Fourth Proportional to 4,200.36, 5,795.40 and 2,431.32

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Solution

The fourth proportional to 4,200.36, 5,795.40 and 2,431.32 is: 3,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.36 : 5,795.40 = 2,431.32 : x
  2. Step 2: Convert to fraction form
    4,200.36/5,795.40 = 2,431.32/x
  3. Step 3: Cross multiply
    4,200.36x = 5,795.40 × 2,431.32
  4. Step 4: Simplify right side
    4,200.36x = 14,090,471.93
  5. Step 5: Solve for x
    x = 14,090,471.93/4,200.36
  6. Step 6: Final answer
    x = 3,354.59

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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.