Home / 11,526.22-15,906.66-6,421.73

Finding the Fourth Proportional to 11,526.22, 15,906.66 and 6,421.73

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Solution

The fourth proportional to 11,526.22, 15,906.66 and 6,421.73 is: 8,862.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.22 : 15,906.66 = 6,421.73 : x
  2. Step 2: Convert to fraction form
    11,526.22/15,906.66 = 6,421.73/x
  3. Step 3: Cross multiply
    11,526.22x = 15,906.66 × 6,421.73
  4. Step 4: Simplify right side
    11,526.22x = 102,148,226.29
  5. Step 5: Solve for x
    x = 102,148,226.29/11,526.22
  6. Step 6: Final answer
    x = 8,862.25

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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.