Home / 11,004.99-15,186.75-5,969.11

Finding the Fourth Proportional to 11,004.99, 15,186.75 and 5,969.11

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Solution

The fourth proportional to 11,004.99, 15,186.75 and 5,969.11 is: 8,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.99 : 15,186.75 = 5,969.11 : x
  2. Step 2: Convert to fraction form
    11,004.99/15,186.75 = 5,969.11/x
  3. Step 3: Cross multiply
    11,004.99x = 15,186.75 × 5,969.11
  4. Step 4: Simplify right side
    11,004.99x = 90,651,381.29
  5. Step 5: Solve for x
    x = 90,651,381.29/11,004.99
  6. Step 6: Final answer
    x = 8,237.30

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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.