Home / 6,175.45-8,521.32-3,522.70

Finding the Fourth Proportional to 6,175.45, 8,521.32 and 3,522.70

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Solution

The fourth proportional to 6,175.45, 8,521.32 and 3,522.70 is: 4,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.45 : 8,521.32 = 3,522.70 : x
  2. Step 2: Convert to fraction form
    6,175.45/8,521.32 = 3,522.70/x
  3. Step 3: Cross multiply
    6,175.45x = 8,521.32 × 3,522.70
  4. Step 4: Simplify right side
    6,175.45x = 30,018,045.87
  5. Step 5: Solve for x
    x = 30,018,045.87/6,175.45
  6. Step 6: Final answer
    x = 4,860.87

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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.