Home / 9,790.53-14,686.31-2,771.06

Finding the Fourth Proportional to 9,790.53, 14,686.31 and 2,771.06

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Solution

The fourth proportional to 9,790.53, 14,686.31 and 2,771.06 is: 4,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.53 : 14,686.31 = 2,771.06 : x
  2. Step 2: Convert to fraction form
    9,790.53/14,686.31 = 2,771.06/x
  3. Step 3: Cross multiply
    9,790.53x = 14,686.31 × 2,771.06
  4. Step 4: Simplify right side
    9,790.53x = 40,696,558.90
  5. Step 5: Solve for x
    x = 40,696,558.90/9,790.53
  6. Step 6: Final answer
    x = 4,156.73

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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.