Home / 11,228.31-15,495.75-6,192.51

Finding the Fourth Proportional to 11,228.31, 15,495.75 and 6,192.51

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Solution

The fourth proportional to 11,228.31, 15,495.75 and 6,192.51 is: 8,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.31 : 15,495.75 = 6,192.51 : x
  2. Step 2: Convert to fraction form
    11,228.31/15,495.75 = 6,192.51/x
  3. Step 3: Cross multiply
    11,228.31x = 15,495.75 × 6,192.51
  4. Step 4: Simplify right side
    11,228.31x = 95,957,586.83
  5. Step 5: Solve for x
    x = 95,957,586.83/11,228.31
  6. Step 6: Final answer
    x = 8,546.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.