Home / 7,518.60-10,377.90-4,865.94

Finding the Fourth Proportional to 7,518.60, 10,377.90 and 4,865.94

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Solution

The fourth proportional to 7,518.60, 10,377.90 and 4,865.94 is: 6,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.60 : 10,377.90 = 4,865.94 : x
  2. Step 2: Convert to fraction form
    7,518.60/10,377.90 = 4,865.94/x
  3. Step 3: Cross multiply
    7,518.60x = 10,377.90 × 4,865.94
  4. Step 4: Simplify right side
    7,518.60x = 50,498,238.73
  5. Step 5: Solve for x
    x = 50,498,238.73/7,518.60
  6. Step 6: Final answer
    x = 6,716.44

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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.