Home / 11,903.11-16,426.31-6,597.81

Finding the Fourth Proportional to 11,903.11, 16,426.31 and 6,597.81

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Solution

The fourth proportional to 11,903.11, 16,426.31 and 6,597.81 is: 9,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.11 : 16,426.31 = 6,597.81 : x
  2. Step 2: Convert to fraction form
    11,903.11/16,426.31 = 6,597.81/x
  3. Step 3: Cross multiply
    11,903.11x = 16,426.31 × 6,597.81
  4. Step 4: Simplify right side
    11,903.11x = 108,377,639.39
  5. Step 5: Solve for x
    x = 108,377,639.39/11,903.11
  6. Step 6: Final answer
    x = 9,104.99

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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.