Home / 4,119.50-6,179.28-1,041.50

Finding the Fourth Proportional to 4,119.50, 6,179.28 and 1,041.50

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Solution

The fourth proportional to 4,119.50, 6,179.28 and 1,041.50 is: 1,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.50 : 6,179.28 = 1,041.50 : x
  2. Step 2: Convert to fraction form
    4,119.50/6,179.28 = 1,041.50/x
  3. Step 3: Cross multiply
    4,119.50x = 6,179.28 × 1,041.50
  4. Step 4: Simplify right side
    4,119.50x = 6,435,720.12
  5. Step 5: Solve for x
    x = 6,435,720.12/4,119.50
  6. Step 6: Final answer
    x = 1,562.26

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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.