Home / 11,113.04-16,668.36-3,716.66

Finding the Fourth Proportional to 11,113.04, 16,668.36 and 3,716.66

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Solution

The fourth proportional to 11,113.04, 16,668.36 and 3,716.66 is: 5,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.04 : 16,668.36 = 3,716.66 : x
  2. Step 2: Convert to fraction form
    11,113.04/16,668.36 = 3,716.66/x
  3. Step 3: Cross multiply
    11,113.04x = 16,668.36 × 3,716.66
  4. Step 4: Simplify right side
    11,113.04x = 61,950,543.54
  5. Step 5: Solve for x
    x = 61,950,543.54/11,113.04
  6. Step 6: Final answer
    x = 5,574.58

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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.