Home / 9,660.48-14,489.04-3,818.80

Finding the Fourth Proportional to 9,660.48, 14,489.04 and 3,818.80

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Solution

The fourth proportional to 9,660.48, 14,489.04 and 3,818.80 is: 5,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.48 : 14,489.04 = 3,818.80 : x
  2. Step 2: Convert to fraction form
    9,660.48/14,489.04 = 3,818.80/x
  3. Step 3: Cross multiply
    9,660.48x = 14,489.04 × 3,818.80
  4. Step 4: Simplify right side
    9,660.48x = 55,330,745.95
  5. Step 5: Solve for x
    x = 55,330,745.95/9,660.48
  6. Step 6: Final answer
    x = 5,727.54

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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.