Home / 11,814.00-16,303.18-6,778.33

Finding the Fourth Proportional to 11,814.00, 16,303.18 and 6,778.33

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Solution

The fourth proportional to 11,814.00, 16,303.18 and 6,778.33 is: 9,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.00 : 16,303.18 = 6,778.33 : x
  2. Step 2: Convert to fraction form
    11,814.00/16,303.18 = 6,778.33/x
  3. Step 3: Cross multiply
    11,814.00x = 16,303.18 × 6,778.33
  4. Step 4: Simplify right side
    11,814.00x = 110,508,252.57
  5. Step 5: Solve for x
    x = 110,508,252.57/11,814.00
  6. Step 6: Final answer
    x = 9,354.01

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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.