Home / 5,938.10-8,901.56-2,039.78

Finding the Fourth Proportional to 5,938.10, 8,901.56 and 2,039.78

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Solution

The fourth proportional to 5,938.10, 8,901.56 and 2,039.78 is: 3,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.10 : 8,901.56 = 2,039.78 : x
  2. Step 2: Convert to fraction form
    5,938.10/8,901.56 = 2,039.78/x
  3. Step 3: Cross multiply
    5,938.10x = 8,901.56 × 2,039.78
  4. Step 4: Simplify right side
    5,938.10x = 18,157,169.35
  5. Step 5: Solve for x
    x = 18,157,169.35/5,938.10
  6. Step 6: Final answer
    x = 3,057.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.