Home / 4,235.09-5,847.35-3,238.64

Finding the Fourth Proportional to 4,235.09, 5,847.35 and 3,238.64

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Solution

The fourth proportional to 4,235.09, 5,847.35 and 3,238.64 is: 4,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.09 : 5,847.35 = 3,238.64 : x
  2. Step 2: Convert to fraction form
    4,235.09/5,847.35 = 3,238.64/x
  3. Step 3: Cross multiply
    4,235.09x = 5,847.35 × 3,238.64
  4. Step 4: Simplify right side
    4,235.09x = 18,937,416.17
  5. Step 5: Solve for x
    x = 18,937,416.17/4,235.09
  6. Step 6: Final answer
    x = 4,471.55

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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.