Home / 4,788.92-7,177.01-1,865.63

Finding the Fourth Proportional to 4,788.92, 7,177.01 and 1,865.63

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Solution

The fourth proportional to 4,788.92, 7,177.01 and 1,865.63 is: 2,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.92 : 7,177.01 = 1,865.63 : x
  2. Step 2: Convert to fraction form
    4,788.92/7,177.01 = 1,865.63/x
  3. Step 3: Cross multiply
    4,788.92x = 7,177.01 × 1,865.63
  4. Step 4: Simplify right side
    4,788.92x = 13,389,653.78
  5. Step 5: Solve for x
    x = 13,389,653.78/4,788.92
  6. Step 6: Final answer
    x = 2,795.96

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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.