Home / 5,237.82-7,860.58-3,854.95

Finding the Fourth Proportional to 5,237.82, 7,860.58 and 3,854.95

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Solution

The fourth proportional to 5,237.82, 7,860.58 and 3,854.95 is: 5,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.82 : 7,860.58 = 3,854.95 : x
  2. Step 2: Convert to fraction form
    5,237.82/7,860.58 = 3,854.95/x
  3. Step 3: Cross multiply
    5,237.82x = 7,860.58 × 3,854.95
  4. Step 4: Simplify right side
    5,237.82x = 30,302,113.58
  5. Step 5: Solve for x
    x = 30,302,113.58/5,237.82
  6. Step 6: Final answer
    x = 5,785.25

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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.