Home / 11,703.96-16,151.27-6,398.73

Finding the Fourth Proportional to 11,703.96, 16,151.27 and 6,398.73

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Solution

The fourth proportional to 11,703.96, 16,151.27 and 6,398.73 is: 8,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.96 : 16,151.27 = 6,398.73 : x
  2. Step 2: Convert to fraction form
    11,703.96/16,151.27 = 6,398.73/x
  3. Step 3: Cross multiply
    11,703.96x = 16,151.27 × 6,398.73
  4. Step 4: Simplify right side
    11,703.96x = 103,347,583.89
  5. Step 5: Solve for x
    x = 103,347,583.89/11,703.96
  6. Step 6: Final answer
    x = 8,830.14

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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.