Home / 11,710.67-16,156.79-6,671.33

Finding the Fourth Proportional to 11,710.67, 16,156.79 and 6,671.33

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Solution

The fourth proportional to 11,710.67, 16,156.79 and 6,671.33 is: 9,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.67 : 16,156.79 = 6,671.33 : x
  2. Step 2: Convert to fraction form
    11,710.67/16,156.79 = 6,671.33/x
  3. Step 3: Cross multiply
    11,710.67x = 16,156.79 × 6,671.33
  4. Step 4: Simplify right side
    11,710.67x = 107,787,197.05
  5. Step 5: Solve for x
    x = 107,787,197.05/11,710.67
  6. Step 6: Final answer
    x = 9,204.19

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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.