Home / 7,446.90-11,171.57-2,516.84

Finding the Fourth Proportional to 7,446.90, 11,171.57 and 2,516.84

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Solution

The fourth proportional to 7,446.90, 11,171.57 and 2,516.84 is: 3,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.90 : 11,171.57 = 2,516.84 : x
  2. Step 2: Convert to fraction form
    7,446.90/11,171.57 = 2,516.84/x
  3. Step 3: Cross multiply
    7,446.90x = 11,171.57 × 2,516.84
  4. Step 4: Simplify right side
    7,446.90x = 28,116,985.80
  5. Step 5: Solve for x
    x = 28,116,985.80/7,446.90
  6. Step 6: Final answer
    x = 3,775.66

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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.