Home / 11,881.10-16,396.20-6,576.14

Finding the Fourth Proportional to 11,881.10, 16,396.20 and 6,576.14

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Solution

The fourth proportional to 11,881.10, 16,396.20 and 6,576.14 is: 9,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.10 : 16,396.20 = 6,576.14 : x
  2. Step 2: Convert to fraction form
    11,881.10/16,396.20 = 6,576.14/x
  3. Step 3: Cross multiply
    11,881.10x = 16,396.20 × 6,576.14
  4. Step 4: Simplify right side
    11,881.10x = 107,823,706.67
  5. Step 5: Solve for x
    x = 107,823,706.67/11,881.10
  6. Step 6: Final answer
    x = 9,075.23

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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.