Home / 11,211.48-15,472.04-6,175.94

Finding the Fourth Proportional to 11,211.48, 15,472.04 and 6,175.94

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Solution

The fourth proportional to 11,211.48, 15,472.04 and 6,175.94 is: 8,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.48 : 15,472.04 = 6,175.94 : x
  2. Step 2: Convert to fraction form
    11,211.48/15,472.04 = 6,175.94/x
  3. Step 3: Cross multiply
    11,211.48x = 15,472.04 × 6,175.94
  4. Step 4: Simplify right side
    11,211.48x = 95,554,282.48
  5. Step 5: Solve for x
    x = 95,554,282.48/11,211.48
  6. Step 6: Final answer
    x = 8,522.90

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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.