Home / 11,699.90-17,549.51-4,677.81

Finding the Fourth Proportional to 11,699.90, 17,549.51 and 4,677.81

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Solution

The fourth proportional to 11,699.90, 17,549.51 and 4,677.81 is: 7,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699.90 : 17,549.51 = 4,677.81 : x
  2. Step 2: Convert to fraction form
    11,699.90/17,549.51 = 4,677.81/x
  3. Step 3: Cross multiply
    11,699.90x = 17,549.51 × 4,677.81
  4. Step 4: Simplify right side
    11,699.90x = 82,093,249.98
  5. Step 5: Solve for x
    x = 82,093,249.98/11,699.90
  6. Step 6: Final answer
    x = 7,016.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.