Home / 11,112.17-16,669.13-3,716.66

Finding the Fourth Proportional to 11,112.17, 16,669.13 and 3,716.66

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Solution

The fourth proportional to 11,112.17, 16,669.13 and 3,716.66 is: 5,575.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.17 : 16,669.13 = 3,716.66 : x
  2. Step 2: Convert to fraction form
    11,112.17/16,669.13 = 3,716.66/x
  3. Step 3: Cross multiply
    11,112.17x = 16,669.13 × 3,716.66
  4. Step 4: Simplify right side
    11,112.17x = 61,953,488.71
  5. Step 5: Solve for x
    x = 61,953,488.71/11,112.17
  6. Step 6: Final answer
    x = 5,575.29

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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.