Home / 11,933.49-16,468.47-6,897.87

Finding the Fourth Proportional to 11,933.49, 16,468.47 and 6,897.87

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Solution

The fourth proportional to 11,933.49, 16,468.47 and 6,897.87 is: 9,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.49 : 16,468.47 = 6,897.87 : x
  2. Step 2: Convert to fraction form
    11,933.49/16,468.47 = 6,897.87/x
  3. Step 3: Cross multiply
    11,933.49x = 16,468.47 × 6,897.87
  4. Step 4: Simplify right side
    11,933.49x = 113,597,365.16
  5. Step 5: Solve for x
    x = 113,597,365.16/11,933.49
  6. Step 6: Final answer
    x = 9,519.21

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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.