Home / 5,623.46-8,436.20-2,336.80

Finding the Fourth Proportional to 5,623.46, 8,436.20 and 2,336.80

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Solution

The fourth proportional to 5,623.46, 8,436.20 and 2,336.80 is: 3,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.46 : 8,436.20 = 2,336.80 : x
  2. Step 2: Convert to fraction form
    5,623.46/8,436.20 = 2,336.80/x
  3. Step 3: Cross multiply
    5,623.46x = 8,436.20 × 2,336.80
  4. Step 4: Simplify right side
    5,623.46x = 19,713,712.16
  5. Step 5: Solve for x
    x = 19,713,712.16/5,623.46
  6. Step 6: Final answer
    x = 3,505.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.