Home / 11,070.46-16,607.99-5,223.88

Finding the Fourth Proportional to 11,070.46, 16,607.99 and 5,223.88

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Solution

The fourth proportional to 11,070.46, 16,607.99 and 5,223.88 is: 7,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.46 : 16,607.99 = 5,223.88 : x
  2. Step 2: Convert to fraction form
    11,070.46/16,607.99 = 5,223.88/x
  3. Step 3: Cross multiply
    11,070.46x = 16,607.99 × 5,223.88
  4. Step 4: Simplify right side
    11,070.46x = 86,758,146.80
  5. Step 5: Solve for x
    x = 86,758,146.80/11,070.46
  6. Step 6: Final answer
    x = 7,836.91

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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.