Home / 8,197.81-11,301.51-6,933.77

Finding the Fourth Proportional to 8,197.81, 11,301.51 and 6,933.77

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Solution

The fourth proportional to 8,197.81, 11,301.51 and 6,933.77 is: 9,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.81 : 11,301.51 = 6,933.77 : x
  2. Step 2: Convert to fraction form
    8,197.81/11,301.51 = 6,933.77/x
  3. Step 3: Cross multiply
    8,197.81x = 11,301.51 × 6,933.77
  4. Step 4: Simplify right side
    8,197.81x = 78,362,070.99
  5. Step 5: Solve for x
    x = 78,362,070.99/8,197.81
  6. Step 6: Final answer
    x = 9,558.90

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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.