Home / 6,855.92-10,284.23-2,175.57

Finding the Fourth Proportional to 6,855.92, 10,284.23 and 2,175.57

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Solution

The fourth proportional to 6,855.92, 10,284.23 and 2,175.57 is: 3,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.92 : 10,284.23 = 2,175.57 : x
  2. Step 2: Convert to fraction form
    6,855.92/10,284.23 = 2,175.57/x
  3. Step 3: Cross multiply
    6,855.92x = 10,284.23 × 2,175.57
  4. Step 4: Simplify right side
    6,855.92x = 22,374,051.38
  5. Step 5: Solve for x
    x = 22,374,051.38/6,855.92
  6. Step 6: Final answer
    x = 3,263.47

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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.