Home / 11,374.42-17,059.46-3,878.32

Finding the Fourth Proportional to 11,374.42, 17,059.46 and 3,878.32

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Solution

The fourth proportional to 11,374.42, 17,059.46 and 3,878.32 is: 5,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.42 : 17,059.46 = 3,878.32 : x
  2. Step 2: Convert to fraction form
    11,374.42/17,059.46 = 3,878.32/x
  3. Step 3: Cross multiply
    11,374.42x = 17,059.46 × 3,878.32
  4. Step 4: Simplify right side
    11,374.42x = 66,162,044.91
  5. Step 5: Solve for x
    x = 66,162,044.91/11,374.42
  6. Step 6: Final answer
    x = 5,816.74

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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.