Home / 11,758.50-16,225.25-6,451.92

Finding the Fourth Proportional to 11,758.50, 16,225.25 and 6,451.92

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Solution

The fourth proportional to 11,758.50, 16,225.25 and 6,451.92 is: 8,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.50 : 16,225.25 = 6,451.92 : x
  2. Step 2: Convert to fraction form
    11,758.50/16,225.25 = 6,451.92/x
  3. Step 3: Cross multiply
    11,758.50x = 16,225.25 × 6,451.92
  4. Step 4: Simplify right side
    11,758.50x = 104,683,982.72
  5. Step 5: Solve for x
    x = 104,683,982.72/11,758.50
  6. Step 6: Final answer
    x = 8,902.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.