Home / 4,342.29-5,989.38-2,769.68

Finding the Fourth Proportional to 4,342.29, 5,989.38 and 2,769.68

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Solution

The fourth proportional to 4,342.29, 5,989.38 and 2,769.68 is: 3,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.29 : 5,989.38 = 2,769.68 : x
  2. Step 2: Convert to fraction form
    4,342.29/5,989.38 = 2,769.68/x
  3. Step 3: Cross multiply
    4,342.29x = 5,989.38 × 2,769.68
  4. Step 4: Simplify right side
    4,342.29x = 16,588,636.05
  5. Step 5: Solve for x
    x = 16,588,636.05/4,342.29
  6. Step 6: Final answer
    x = 3,820.25

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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.