Home / 10,836.12-14,953.92-6,120.44

Finding the Fourth Proportional to 10,836.12, 14,953.92 and 6,120.44

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Solution

The fourth proportional to 10,836.12, 14,953.92 and 6,120.44 is: 8,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.12 : 14,953.92 = 6,120.44 : x
  2. Step 2: Convert to fraction form
    10,836.12/14,953.92 = 6,120.44/x
  3. Step 3: Cross multiply
    10,836.12x = 14,953.92 × 6,120.44
  4. Step 4: Simplify right side
    10,836.12x = 91,524,570.12
  5. Step 5: Solve for x
    x = 91,524,570.12/10,836.12
  6. Step 6: Final answer
    x = 8,446.25

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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.