Home / 7,650.90-11,474.27-2,102.93

Finding the Fourth Proportional to 7,650.90, 11,474.27 and 2,102.93

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Solution

The fourth proportional to 7,650.90, 11,474.27 and 2,102.93 is: 3,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.90 : 11,474.27 = 2,102.93 : x
  2. Step 2: Convert to fraction form
    7,650.90/11,474.27 = 2,102.93/x
  3. Step 3: Cross multiply
    7,650.90x = 11,474.27 × 2,102.93
  4. Step 4: Simplify right side
    7,650.90x = 24,129,586.61
  5. Step 5: Solve for x
    x = 24,129,586.61/7,650.90
  6. Step 6: Final answer
    x = 3,153.82

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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.