Home / 6,456.06-8,909.24-3,623.44

Finding the Fourth Proportional to 6,456.06, 8,909.24 and 3,623.44

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Solution

The fourth proportional to 6,456.06, 8,909.24 and 3,623.44 is: 5,000.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.06 : 8,909.24 = 3,623.44 : x
  2. Step 2: Convert to fraction form
    6,456.06/8,909.24 = 3,623.44/x
  3. Step 3: Cross multiply
    6,456.06x = 8,909.24 × 3,623.44
  4. Step 4: Simplify right side
    6,456.06x = 32,282,096.59
  5. Step 5: Solve for x
    x = 32,282,096.59/6,456.06
  6. Step 6: Final answer
    x = 5,000.28

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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.