Home / 11,129.22-15,357.74-6,092.47

Finding the Fourth Proportional to 11,129.22, 15,357.74 and 6,092.47

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Solution

The fourth proportional to 11,129.22, 15,357.74 and 6,092.47 is: 8,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.22 : 15,357.74 = 6,092.47 : x
  2. Step 2: Convert to fraction form
    11,129.22/15,357.74 = 6,092.47/x
  3. Step 3: Cross multiply
    11,129.22x = 15,357.74 × 6,092.47
  4. Step 4: Simplify right side
    11,129.22x = 93,566,599.17
  5. Step 5: Solve for x
    x = 93,566,599.17/11,129.22
  6. Step 6: Final answer
    x = 8,407.29

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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.