Home / 11,779.48-17,664.90-3,457.36

Finding the Fourth Proportional to 11,779.48, 17,664.90 and 3,457.36

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Solution

The fourth proportional to 11,779.48, 17,664.90 and 3,457.36 is: 5,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.48 : 17,664.90 = 3,457.36 : x
  2. Step 2: Convert to fraction form
    11,779.48/17,664.90 = 3,457.36/x
  3. Step 3: Cross multiply
    11,779.48x = 17,664.90 × 3,457.36
  4. Step 4: Simplify right side
    11,779.48x = 61,073,918.66
  5. Step 5: Solve for x
    x = 61,073,918.66/11,779.48
  6. Step 6: Final answer
    x = 5,184.77

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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.