Home / 11,838.40-17,752.96-4,438.82

Finding the Fourth Proportional to 11,838.40, 17,752.96 and 4,438.82

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Solution

The fourth proportional to 11,838.40, 17,752.96 and 4,438.82 is: 6,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.40 : 17,752.96 = 4,438.82 : x
  2. Step 2: Convert to fraction form
    11,838.40/17,752.96 = 4,438.82/x
  3. Step 3: Cross multiply
    11,838.40x = 17,752.96 × 4,438.82
  4. Step 4: Simplify right side
    11,838.40x = 78,802,227.19
  5. Step 5: Solve for x
    x = 78,802,227.19/11,838.40
  6. Step 6: Final answer
    x = 6,656.49

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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.