Home / 7,902.41-11,849.64-2,635.55

Finding the Fourth Proportional to 7,902.41, 11,849.64 and 2,635.55

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Solution

The fourth proportional to 7,902.41, 11,849.64 and 2,635.55 is: 3,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.41 : 11,849.64 = 2,635.55 : x
  2. Step 2: Convert to fraction form
    7,902.41/11,849.64 = 2,635.55/x
  3. Step 3: Cross multiply
    7,902.41x = 11,849.64 × 2,635.55
  4. Step 4: Simplify right side
    7,902.41x = 31,230,318.70
  5. Step 5: Solve for x
    x = 31,230,318.70/7,902.41
  6. Step 6: Final answer
    x = 3,952.00

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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.