Home / 11,128.29-15,357.07-6,092.49

Finding the Fourth Proportional to 11,128.29, 15,357.07 and 6,092.49

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Solution

The fourth proportional to 11,128.29, 15,357.07 and 6,092.49 is: 8,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128.29 : 15,357.07 = 6,092.49 : x
  2. Step 2: Convert to fraction form
    11,128.29/15,357.07 = 6,092.49/x
  3. Step 3: Cross multiply
    11,128.29x = 15,357.07 × 6,092.49
  4. Step 4: Simplify right side
    11,128.29x = 93,562,800.28
  5. Step 5: Solve for x
    x = 93,562,800.28/11,128.29
  6. Step 6: Final answer
    x = 8,407.66

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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.