Home / 11,903.10-16,426.37-6,597.91

Finding the Fourth Proportional to 11,903.10, 16,426.37 and 6,597.91

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Solution

The fourth proportional to 11,903.10, 16,426.37 and 6,597.91 is: 9,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.10 : 16,426.37 = 6,597.91 : x
  2. Step 2: Convert to fraction form
    11,903.10/16,426.37 = 6,597.91/x
  3. Step 3: Cross multiply
    11,903.10x = 16,426.37 × 6,597.91
  4. Step 4: Simplify right side
    11,903.10x = 108,379,775.56
  5. Step 5: Solve for x
    x = 108,379,775.56/11,903.10
  6. Step 6: Final answer
    x = 9,105.17

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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.