Home / 4,351.38-6,521.20-3,175.87

Finding the Fourth Proportional to 4,351.38, 6,521.20 and 3,175.87

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Solution

The fourth proportional to 4,351.38, 6,521.20 and 3,175.87 is: 4,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.38 : 6,521.20 = 3,175.87 : x
  2. Step 2: Convert to fraction form
    4,351.38/6,521.20 = 3,175.87/x
  3. Step 3: Cross multiply
    4,351.38x = 6,521.20 × 3,175.87
  4. Step 4: Simplify right side
    4,351.38x = 20,710,483.44
  5. Step 5: Solve for x
    x = 20,710,483.44/4,351.38
  6. Step 6: Final answer
    x = 4,759.52

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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.