Home / 9,786.55-14,676.85-2,766.01

Finding the Fourth Proportional to 9,786.55, 14,676.85 and 2,766.01

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Solution

The fourth proportional to 9,786.55, 14,676.85 and 2,766.01 is: 4,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.55 : 14,676.85 = 2,766.01 : x
  2. Step 2: Convert to fraction form
    9,786.55/14,676.85 = 2,766.01/x
  3. Step 3: Cross multiply
    9,786.55x = 14,676.85 × 2,766.01
  4. Step 4: Simplify right side
    9,786.55x = 40,596,313.87
  5. Step 5: Solve for x
    x = 40,596,313.87/9,786.55
  6. Step 6: Final answer
    x = 4,148.17

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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.