Home / 11,340.79-17,004.53-3,440.93

Finding the Fourth Proportional to 11,340.79, 17,004.53 and 3,440.93

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Solution

The fourth proportional to 11,340.79, 17,004.53 and 3,440.93 is: 5,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.79 : 17,004.53 = 3,440.93 : x
  2. Step 2: Convert to fraction form
    11,340.79/17,004.53 = 3,440.93/x
  3. Step 3: Cross multiply
    11,340.79x = 17,004.53 × 3,440.93
  4. Step 4: Simplify right side
    11,340.79x = 58,511,320.99
  5. Step 5: Solve for x
    x = 58,511,320.99/11,340.79
  6. Step 6: Final answer
    x = 5,159.37

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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.