Home / 4,402.46-6,074.43-2,986.40

Finding the Fourth Proportional to 4,402.46, 6,074.43 and 2,986.40

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Solution

The fourth proportional to 4,402.46, 6,074.43 and 2,986.40 is: 4,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.46 : 6,074.43 = 2,986.40 : x
  2. Step 2: Convert to fraction form
    4,402.46/6,074.43 = 2,986.40/x
  3. Step 3: Cross multiply
    4,402.46x = 6,074.43 × 2,986.40
  4. Step 4: Simplify right side
    4,402.46x = 18,140,677.75
  5. Step 5: Solve for x
    x = 18,140,677.75/4,402.46
  6. Step 6: Final answer
    x = 4,120.58

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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.