Home / 11,475.48-17,194.42-7,080.40

Finding the Fourth Proportional to 11,475.48, 17,194.42 and 7,080.40

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Solution

The fourth proportional to 11,475.48, 17,194.42 and 7,080.40 is: 10,609.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.48 : 17,194.42 = 7,080.40 : x
  2. Step 2: Convert to fraction form
    11,475.48/17,194.42 = 7,080.40/x
  3. Step 3: Cross multiply
    11,475.48x = 17,194.42 × 7,080.40
  4. Step 4: Simplify right side
    11,475.48x = 121,743,371.37
  5. Step 5: Solve for x
    x = 121,743,371.37/11,475.48
  6. Step 6: Final answer
    x = 10,609.00

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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.