Home / 8,561.22-11,808.93-5,021.91

Finding the Fourth Proportional to 8,561.22, 11,808.93 and 5,021.91

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Solution

The fourth proportional to 8,561.22, 11,808.93 and 5,021.91 is: 6,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561.22 : 11,808.93 = 5,021.91 : x
  2. Step 2: Convert to fraction form
    8,561.22/11,808.93 = 5,021.91/x
  3. Step 3: Cross multiply
    8,561.22x = 11,808.93 × 5,021.91
  4. Step 4: Simplify right side
    8,561.22x = 59,303,383.66
  5. Step 5: Solve for x
    x = 59,303,383.66/8,561.22
  6. Step 6: Final answer
    x = 6,926.98

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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.