Home / 10,823.88-14,935.14-6,106.80

Finding the Fourth Proportional to 10,823.88, 14,935.14 and 6,106.80

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Solution

The fourth proportional to 10,823.88, 14,935.14 and 6,106.80 is: 8,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.88 : 14,935.14 = 6,106.80 : x
  2. Step 2: Convert to fraction form
    10,823.88/14,935.14 = 6,106.80/x
  3. Step 3: Cross multiply
    10,823.88x = 14,935.14 × 6,106.80
  4. Step 4: Simplify right side
    10,823.88x = 91,205,912.95
  5. Step 5: Solve for x
    x = 91,205,912.95/10,823.88
  6. Step 6: Final answer
    x = 8,426.36

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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.