Home / 4,860.86-7,296.75-2,890.76

Finding the Fourth Proportional to 4,860.86, 7,296.75 and 2,890.76

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Solution

The fourth proportional to 4,860.86, 7,296.75 and 2,890.76 is: 4,339.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.86 : 7,296.75 = 2,890.76 : x
  2. Step 2: Convert to fraction form
    4,860.86/7,296.75 = 2,890.76/x
  3. Step 3: Cross multiply
    4,860.86x = 7,296.75 × 2,890.76
  4. Step 4: Simplify right side
    4,860.86x = 21,093,153.03
  5. Step 5: Solve for x
    x = 21,093,153.03/4,860.86
  6. Step 6: Final answer
    x = 4,339.39

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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.