Home / 10,577.93-15,865.35-2,786.73

Finding the Fourth Proportional to 10,577.93, 15,865.35 and 2,786.73

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Solution

The fourth proportional to 10,577.93, 15,865.35 and 2,786.73 is: 4,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.93 : 15,865.35 = 2,786.73 : x
  2. Step 2: Convert to fraction form
    10,577.93/15,865.35 = 2,786.73/x
  3. Step 3: Cross multiply
    10,577.93x = 15,865.35 × 2,786.73
  4. Step 4: Simplify right side
    10,577.93x = 44,212,446.81
  5. Step 5: Solve for x
    x = 44,212,446.81/10,577.93
  6. Step 6: Final answer
    x = 4,179.69

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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.