Home / 11,869.69-17,798.93-3,546.80

Finding the Fourth Proportional to 11,869.69, 17,798.93 and 3,546.80

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Solution

The fourth proportional to 11,869.69, 17,798.93 and 3,546.80 is: 5,318.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.69 : 17,798.93 = 3,546.80 : x
  2. Step 2: Convert to fraction form
    11,869.69/17,798.93 = 3,546.80/x
  3. Step 3: Cross multiply
    11,869.69x = 17,798.93 × 3,546.80
  4. Step 4: Simplify right side
    11,869.69x = 63,129,227.19
  5. Step 5: Solve for x
    x = 63,129,227.19/11,869.69
  6. Step 6: Final answer
    x = 5,318.52

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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.