Home / 11,666.11-17,506.31-4,649.49

Finding the Fourth Proportional to 11,666.11, 17,506.31 and 4,649.49

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Solution

The fourth proportional to 11,666.11, 17,506.31 and 4,649.49 is: 6,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.11 : 17,506.31 = 4,649.49 : x
  2. Step 2: Convert to fraction form
    11,666.11/17,506.31 = 4,649.49/x
  3. Step 3: Cross multiply
    11,666.11x = 17,506.31 × 4,649.49
  4. Step 4: Simplify right side
    11,666.11x = 81,395,413.28
  5. Step 5: Solve for x
    x = 81,395,413.28/11,666.11
  6. Step 6: Final answer
    x = 6,977.08

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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.