Home / 11,407.03-17,105.07-5,857.51

Finding the Fourth Proportional to 11,407.03, 17,105.07 and 5,857.51

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Solution

The fourth proportional to 11,407.03, 17,105.07 and 5,857.51 is: 8,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.03 : 17,105.07 = 5,857.51 : x
  2. Step 2: Convert to fraction form
    11,407.03/17,105.07 = 5,857.51/x
  3. Step 3: Cross multiply
    11,407.03x = 17,105.07 × 5,857.51
  4. Step 4: Simplify right side
    11,407.03x = 100,193,118.58
  5. Step 5: Solve for x
    x = 100,193,118.58/11,407.03
  6. Step 6: Final answer
    x = 8,783.45

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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.