Home / 4,429.63-6,112.37-2,540.69

Finding the Fourth Proportional to 4,429.63, 6,112.37 and 2,540.69

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Solution

The fourth proportional to 4,429.63, 6,112.37 and 2,540.69 is: 3,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.63 : 6,112.37 = 2,540.69 : x
  2. Step 2: Convert to fraction form
    4,429.63/6,112.37 = 2,540.69/x
  3. Step 3: Cross multiply
    4,429.63x = 6,112.37 × 2,540.69
  4. Step 4: Simplify right side
    4,429.63x = 15,529,637.34
  5. Step 5: Solve for x
    x = 15,529,637.34/4,429.63
  6. Step 6: Final answer
    x = 3,505.86

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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.