Home / 11,192.86-15,445.55-6,156.27

Finding the Fourth Proportional to 11,192.86, 15,445.55 and 6,156.27

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Solution

The fourth proportional to 11,192.86, 15,445.55 and 6,156.27 is: 8,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.86 : 15,445.55 = 6,156.27 : x
  2. Step 2: Convert to fraction form
    11,192.86/15,445.55 = 6,156.27/x
  3. Step 3: Cross multiply
    11,192.86x = 15,445.55 × 6,156.27
  4. Step 4: Simplify right side
    11,192.86x = 95,086,978.62
  5. Step 5: Solve for x
    x = 95,086,978.62/11,192.86
  6. Step 6: Final answer
    x = 8,495.32

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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.