Home / 9,811.70-14,717.55-3,965.30

Finding the Fourth Proportional to 9,811.70, 14,717.55 and 3,965.30

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Solution

The fourth proportional to 9,811.70, 14,717.55 and 3,965.30 is: 5,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.70 : 14,717.55 = 3,965.30 : x
  2. Step 2: Convert to fraction form
    9,811.70/14,717.55 = 3,965.30/x
  3. Step 3: Cross multiply
    9,811.70x = 14,717.55 × 3,965.30
  4. Step 4: Simplify right side
    9,811.70x = 58,359,501.02
  5. Step 5: Solve for x
    x = 58,359,501.02/9,811.70
  6. Step 6: Final answer
    x = 5,947.95

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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.