Home / 11,585.49-17,380.29-4,200.26

Finding the Fourth Proportional to 11,585.49, 17,380.29 and 4,200.26

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Solution

The fourth proportional to 11,585.49, 17,380.29 and 4,200.26 is: 6,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.49 : 17,380.29 = 4,200.26 : x
  2. Step 2: Convert to fraction form
    11,585.49/17,380.29 = 4,200.26/x
  3. Step 3: Cross multiply
    11,585.49x = 17,380.29 × 4,200.26
  4. Step 4: Simplify right side
    11,585.49x = 73,001,736.88
  5. Step 5: Solve for x
    x = 73,001,736.88/11,585.49
  6. Step 6: Final answer
    x = 6,301.14

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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.