Home / 11,903.41-16,427.68-6,599.80

Finding the Fourth Proportional to 11,903.41, 16,427.68 and 6,599.80

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Solution

The fourth proportional to 11,903.41, 16,427.68 and 6,599.80 is: 9,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.41 : 16,427.68 = 6,599.80 : x
  2. Step 2: Convert to fraction form
    11,903.41/16,427.68 = 6,599.80/x
  3. Step 3: Cross multiply
    11,903.41x = 16,427.68 × 6,599.80
  4. Step 4: Simplify right side
    11,903.41x = 108,419,402.46
  5. Step 5: Solve for x
    x = 108,419,402.46/11,903.41
  6. Step 6: Final answer
    x = 9,108.26

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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.