Home / 11,129.57-15,358.21-6,092.82

Finding the Fourth Proportional to 11,129.57, 15,358.21 and 6,092.82

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Solution

The fourth proportional to 11,129.57, 15,358.21 and 6,092.82 is: 8,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.57 : 15,358.21 = 6,092.82 : x
  2. Step 2: Convert to fraction form
    11,129.57/15,358.21 = 6,092.82/x
  3. Step 3: Cross multiply
    11,129.57x = 15,358.21 × 6,092.82
  4. Step 4: Simplify right side
    11,129.57x = 93,574,809.05
  5. Step 5: Solve for x
    x = 93,574,809.05/11,129.57
  6. Step 6: Final answer
    x = 8,407.77

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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.