Home / 11,312.99-16,976.10-4,738.62

Finding the Fourth Proportional to 11,312.99, 16,976.10 and 4,738.62

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Solution

The fourth proportional to 11,312.99, 16,976.10 and 4,738.62 is: 7,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312.99 : 16,976.10 = 4,738.62 : x
  2. Step 2: Convert to fraction form
    11,312.99/16,976.10 = 4,738.62/x
  3. Step 3: Cross multiply
    11,312.99x = 16,976.10 × 4,738.62
  4. Step 4: Simplify right side
    11,312.99x = 80,443,317.58
  5. Step 5: Solve for x
    x = 80,443,317.58/11,312.99
  6. Step 6: Final answer
    x = 7,110.71

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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.