Home / 7,947.09-10,968.39-4,589.42

Finding the Fourth Proportional to 7,947.09, 10,968.39 and 4,589.42

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Solution

The fourth proportional to 7,947.09, 10,968.39 and 4,589.42 is: 6,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.09 : 10,968.39 = 4,589.42 : x
  2. Step 2: Convert to fraction form
    7,947.09/10,968.39 = 4,589.42/x
  3. Step 3: Cross multiply
    7,947.09x = 10,968.39 × 4,589.42
  4. Step 4: Simplify right side
    7,947.09x = 50,338,493.59
  5. Step 5: Solve for x
    x = 50,338,493.59/7,947.09
  6. Step 6: Final answer
    x = 6,334.20

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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.