Home / 4,768.45-7,139.47-3,594.90

Finding the Fourth Proportional to 4,768.45, 7,139.47 and 3,594.90

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Solution

The fourth proportional to 4,768.45, 7,139.47 and 3,594.90 is: 5,382.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.45 : 7,139.47 = 3,594.90 : x
  2. Step 2: Convert to fraction form
    4,768.45/7,139.47 = 3,594.90/x
  3. Step 3: Cross multiply
    4,768.45x = 7,139.47 × 3,594.90
  4. Step 4: Simplify right side
    4,768.45x = 25,665,680.70
  5. Step 5: Solve for x
    x = 25,665,680.70/4,768.45
  6. Step 6: Final answer
    x = 5,382.39

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1.5x scale

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.