Home / 7,908.72-11,862.27-2,064.57

Finding the Fourth Proportional to 7,908.72, 11,862.27 and 2,064.57

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Solution

The fourth proportional to 7,908.72, 11,862.27 and 2,064.57 is: 3,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.72 : 11,862.27 = 2,064.57 : x
  2. Step 2: Convert to fraction form
    7,908.72/11,862.27 = 2,064.57/x
  3. Step 3: Cross multiply
    7,908.72x = 11,862.27 × 2,064.57
  4. Step 4: Simplify right side
    7,908.72x = 24,490,486.77
  5. Step 5: Solve for x
    x = 24,490,486.77/7,908.72
  6. Step 6: Final answer
    x = 3,096.64

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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.