Home / 5,576.23-8,364.30-1,878.42

Finding the Fourth Proportional to 5,576.23, 8,364.30 and 1,878.42

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Solution

The fourth proportional to 5,576.23, 8,364.30 and 1,878.42 is: 2,817.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.23 : 8,364.30 = 1,878.42 : x
  2. Step 2: Convert to fraction form
    5,576.23/8,364.30 = 1,878.42/x
  3. Step 3: Cross multiply
    5,576.23x = 8,364.30 × 1,878.42
  4. Step 4: Simplify right side
    5,576.23x = 15,711,668.41
  5. Step 5: Solve for x
    x = 15,711,668.41/5,576.23
  6. Step 6: Final answer
    x = 2,817.61

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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.