Home / 4,342.78-6,486.04-3,759.58

Finding the Fourth Proportional to 4,342.78, 6,486.04 and 3,759.58

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Solution

The fourth proportional to 4,342.78, 6,486.04 and 3,759.58 is: 5,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.78 : 6,486.04 = 3,759.58 : x
  2. Step 2: Convert to fraction form
    4,342.78/6,486.04 = 3,759.58/x
  3. Step 3: Cross multiply
    4,342.78x = 6,486.04 × 3,759.58
  4. Step 4: Simplify right side
    4,342.78x = 24,384,786.26
  5. Step 5: Solve for x
    x = 24,384,786.26/4,342.78
  6. Step 6: Final answer
    x = 5,615.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.