Home / 11,623.13-17,434.56-2,858.12

Finding the Fourth Proportional to 11,623.13, 17,434.56 and 2,858.12

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Solution

The fourth proportional to 11,623.13, 17,434.56 and 2,858.12 is: 4,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.13 : 17,434.56 = 2,858.12 : x
  2. Step 2: Convert to fraction form
    11,623.13/17,434.56 = 2,858.12/x
  3. Step 3: Cross multiply
    11,623.13x = 17,434.56 × 2,858.12
  4. Step 4: Simplify right side
    11,623.13x = 49,830,064.63
  5. Step 5: Solve for x
    x = 49,830,064.63/11,623.13
  6. Step 6: Final answer
    x = 4,287.15

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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.