Home / 9,814.08-14,723.40-3,240.80

Finding the Fourth Proportional to 9,814.08, 14,723.40 and 3,240.80

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Solution

The fourth proportional to 9,814.08, 14,723.40 and 3,240.80 is: 4,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.08 : 14,723.40 = 3,240.80 : x
  2. Step 2: Convert to fraction form
    9,814.08/14,723.40 = 3,240.80/x
  3. Step 3: Cross multiply
    9,814.08x = 14,723.40 × 3,240.80
  4. Step 4: Simplify right side
    9,814.08x = 47,715,594.72
  5. Step 5: Solve for x
    x = 47,715,594.72/9,814.08
  6. Step 6: Final answer
    x = 4,861.95

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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.