Home / 11,528.88-17,309.40-5,910.48

Finding the Fourth Proportional to 11,528.88, 17,309.40 and 5,910.48

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Solution

The fourth proportional to 11,528.88, 17,309.40 and 5,910.48 is: 8,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.88 : 17,309.40 = 5,910.48 : x
  2. Step 2: Convert to fraction form
    11,528.88/17,309.40 = 5,910.48/x
  3. Step 3: Cross multiply
    11,528.88x = 17,309.40 × 5,910.48
  4. Step 4: Simplify right side
    11,528.88x = 102,306,862.51
  5. Step 5: Solve for x
    x = 102,306,862.51/11,528.88
  6. Step 6: Final answer
    x = 8,873.96

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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.