Home / 8,267.62-11,409.44-4,490.86

Finding the Fourth Proportional to 8,267.62, 11,409.44 and 4,490.86

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Solution

The fourth proportional to 8,267.62, 11,409.44 and 4,490.86 is: 6,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.62 : 11,409.44 = 4,490.86 : x
  2. Step 2: Convert to fraction form
    8,267.62/11,409.44 = 4,490.86/x
  3. Step 3: Cross multiply
    8,267.62x = 11,409.44 × 4,490.86
  4. Step 4: Simplify right side
    8,267.62x = 51,238,197.72
  5. Step 5: Solve for x
    x = 51,238,197.72/8,267.62
  6. Step 6: Final answer
    x = 6,197.45

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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.