Home / 11,983.34-16,537.10-6,678.25

Finding the Fourth Proportional to 11,983.34, 16,537.10 and 6,678.25

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Solution

The fourth proportional to 11,983.34, 16,537.10 and 6,678.25 is: 9,216.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.34 : 16,537.10 = 6,678.25 : x
  2. Step 2: Convert to fraction form
    11,983.34/16,537.10 = 6,678.25/x
  3. Step 3: Cross multiply
    11,983.34x = 16,537.10 × 6,678.25
  4. Step 4: Simplify right side
    11,983.34x = 110,438,813.34
  5. Step 5: Solve for x
    x = 110,438,813.34/11,983.34
  6. Step 6: Final answer
    x = 9,216.03

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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.