Home / 5,956.14-8,215.56-3,828.32

Finding the Fourth Proportional to 5,956.14, 8,215.56 and 3,828.32

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Solution

The fourth proportional to 5,956.14, 8,215.56 and 3,828.32 is: 5,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,956.14 : 8,215.56 = 3,828.32 : x
  2. Step 2: Convert to fraction form
    5,956.14/8,215.56 = 3,828.32/x
  3. Step 3: Cross multiply
    5,956.14x = 8,215.56 × 3,828.32
  4. Step 4: Simplify right side
    5,956.14x = 31,451,792.66
  5. Step 5: Solve for x
    x = 31,451,792.66/5,956.14
  6. Step 6: Final answer
    x = 5,280.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.