Home / 4,722.59-7,074.32-2,186.07

Finding the Fourth Proportional to 4,722.59, 7,074.32 and 2,186.07

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Solution

The fourth proportional to 4,722.59, 7,074.32 and 2,186.07 is: 3,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.59 : 7,074.32 = 2,186.07 : x
  2. Step 2: Convert to fraction form
    4,722.59/7,074.32 = 2,186.07/x
  3. Step 3: Cross multiply
    4,722.59x = 7,074.32 × 2,186.07
  4. Step 4: Simplify right side
    4,722.59x = 15,464,947.79
  5. Step 5: Solve for x
    x = 15,464,947.79/4,722.59
  6. Step 6: Final answer
    x = 3,274.68

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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.