Home / 6,456.30-8,909.33-3,623.41

Finding the Fourth Proportional to 6,456.30, 8,909.33 and 3,623.41

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Solution

The fourth proportional to 6,456.30, 8,909.33 and 3,623.41 is: 5,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.30 : 8,909.33 = 3,623.41 : x
  2. Step 2: Convert to fraction form
    6,456.30/8,909.33 = 3,623.41/x
  3. Step 3: Cross multiply
    6,456.30x = 8,909.33 × 3,623.41
  4. Step 4: Simplify right side
    6,456.30x = 32,282,155.42
  5. Step 5: Solve for x
    x = 32,282,155.42/6,456.30
  6. Step 6: Final answer
    x = 5,000.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.