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Finding the Fourth Proportional to 6,124.86, 8,490.92 and 5,792.22

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Solution

The fourth proportional to 6,124.86, 8,490.92 and 5,792.22 is: 8,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.86 : 8,490.92 = 5,792.22 : x
  2. Step 2: Convert to fraction form
    6,124.86/8,490.92 = 5,792.22/x
  3. Step 3: Cross multiply
    6,124.86x = 8,490.92 × 5,792.22
  4. Step 4: Simplify right side
    6,124.86x = 49,181,247.68
  5. Step 5: Solve for x
    x = 49,181,247.68/6,124.86
  6. Step 6: Final answer
    x = 8,029.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.