Home / 11,179.49-15,426.45-6,703.43

Finding the Fourth Proportional to 11,179.49, 15,426.45 and 6,703.43

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Solution

The fourth proportional to 11,179.49, 15,426.45 and 6,703.43 is: 9,249.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.49 : 15,426.45 = 6,703.43 : x
  2. Step 2: Convert to fraction form
    11,179.49/15,426.45 = 6,703.43/x
  3. Step 3: Cross multiply
    11,179.49x = 15,426.45 × 6,703.43
  4. Step 4: Simplify right side
    11,179.49x = 103,410,050.59
  5. Step 5: Solve for x
    x = 103,410,050.59/11,179.49
  6. Step 6: Final answer
    x = 9,249.98

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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.