Home / 11,894.62-17,852.75-5,319.58

Finding the Fourth Proportional to 11,894.62, 17,852.75 and 5,319.58

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Solution

The fourth proportional to 11,894.62, 17,852.75 and 5,319.58 is: 7,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,894.62 : 17,852.75 = 5,319.58 : x
  2. Step 2: Convert to fraction form
    11,894.62/17,852.75 = 5,319.58/x
  3. Step 3: Cross multiply
    11,894.62x = 17,852.75 × 5,319.58
  4. Step 4: Simplify right side
    11,894.62x = 94,969,131.85
  5. Step 5: Solve for x
    x = 94,969,131.85/11,894.62
  6. Step 6: Final answer
    x = 7,984.21

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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.