Home / 11,869.84-17,792.20-4,471.09

Finding the Fourth Proportional to 11,869.84, 17,792.20 and 4,471.09

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Solution

The fourth proportional to 11,869.84, 17,792.20 and 4,471.09 is: 6,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.84 : 17,792.20 = 4,471.09 : x
  2. Step 2: Convert to fraction form
    11,869.84/17,792.20 = 4,471.09/x
  3. Step 3: Cross multiply
    11,869.84x = 17,792.20 × 4,471.09
  4. Step 4: Simplify right side
    11,869.84x = 79,550,560.80
  5. Step 5: Solve for x
    x = 79,550,560.80/11,869.84
  6. Step 6: Final answer
    x = 6,701.91

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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.