Home / 5,576.92-8,357.88-3,920.06

Finding the Fourth Proportional to 5,576.92, 8,357.88 and 3,920.06

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Solution

The fourth proportional to 5,576.92, 8,357.88 and 3,920.06 is: 5,874.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.92 : 8,357.88 = 3,920.06 : x
  2. Step 2: Convert to fraction form
    5,576.92/8,357.88 = 3,920.06/x
  3. Step 3: Cross multiply
    5,576.92x = 8,357.88 × 3,920.06
  4. Step 4: Simplify right side
    5,576.92x = 32,763,391.07
  5. Step 5: Solve for x
    x = 32,763,391.07/5,576.92
  6. Step 6: Final answer
    x = 5,874.82

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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.