Home / 11,881.03-16,396.08-6,576.21

Finding the Fourth Proportional to 11,881.03, 16,396.08 and 6,576.21

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Solution

The fourth proportional to 11,881.03, 16,396.08 and 6,576.21 is: 9,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.03 : 16,396.08 = 6,576.21 : x
  2. Step 2: Convert to fraction form
    11,881.03/16,396.08 = 6,576.21/x
  3. Step 3: Cross multiply
    11,881.03x = 16,396.08 × 6,576.21
  4. Step 4: Simplify right side
    11,881.03x = 107,824,065.26
  5. Step 5: Solve for x
    x = 107,824,065.26/11,881.03
  6. Step 6: Final answer
    x = 9,075.31

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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.