Home / 11,457.54-17,185.76-6,716.34

Finding the Fourth Proportional to 11,457.54, 17,185.76 and 6,716.34

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Solution

The fourth proportional to 11,457.54, 17,185.76 and 6,716.34 is: 10,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.54 : 17,185.76 = 6,716.34 : x
  2. Step 2: Convert to fraction form
    11,457.54/17,185.76 = 6,716.34/x
  3. Step 3: Cross multiply
    11,457.54x = 17,185.76 × 6,716.34
  4. Step 4: Simplify right side
    11,457.54x = 115,425,407.32
  5. Step 5: Solve for x
    x = 115,425,407.32/11,457.54
  6. Step 6: Final answer
    x = 10,074.19

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1.5x scale

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.