Home / 11,618.23-16,032.21-6,837.43

Finding the Fourth Proportional to 11,618.23, 16,032.21 and 6,837.43

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Solution

The fourth proportional to 11,618.23, 16,032.21 and 6,837.43 is: 9,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.23 : 16,032.21 = 6,837.43 : x
  2. Step 2: Convert to fraction form
    11,618.23/16,032.21 = 6,837.43/x
  3. Step 3: Cross multiply
    11,618.23x = 16,032.21 × 6,837.43
  4. Step 4: Simplify right side
    11,618.23x = 109,619,113.62
  5. Step 5: Solve for x
    x = 109,619,113.62/11,618.23
  6. Step 6: Final answer
    x = 9,435.10

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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.