Home / 8,388.21-11,576.01-4,611.51

Finding the Fourth Proportional to 8,388.21, 11,576.01 and 4,611.51

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Solution

The fourth proportional to 8,388.21, 11,576.01 and 4,611.51 is: 6,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.21 : 11,576.01 = 4,611.51 : x
  2. Step 2: Convert to fraction form
    8,388.21/11,576.01 = 4,611.51/x
  3. Step 3: Cross multiply
    8,388.21x = 11,576.01 × 4,611.51
  4. Step 4: Simplify right side
    8,388.21x = 53,382,885.88
  5. Step 5: Solve for x
    x = 53,382,885.88/8,388.21
  6. Step 6: Final answer
    x = 6,364.04

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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.