Home / 10,799.45-16,200.09-3,779.30

Finding the Fourth Proportional to 10,799.45, 16,200.09 and 3,779.30

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Solution

The fourth proportional to 10,799.45, 16,200.09 and 3,779.30 is: 5,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.45 : 16,200.09 = 3,779.30 : x
  2. Step 2: Convert to fraction form
    10,799.45/16,200.09 = 3,779.30/x
  3. Step 3: Cross multiply
    10,799.45x = 16,200.09 × 3,779.30
  4. Step 4: Simplify right side
    10,799.45x = 61,224,921.42
  5. Step 5: Solve for x
    x = 61,224,921.42/10,799.45
  6. Step 6: Final answer
    x = 5,669.26

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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.