Home / 10,728.59-16,095.20-4,403.48

Finding the Fourth Proportional to 10,728.59, 16,095.20 and 4,403.48

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Solution

The fourth proportional to 10,728.59, 16,095.20 and 4,403.48 is: 6,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728.59 : 16,095.20 = 4,403.48 : x
  2. Step 2: Convert to fraction form
    10,728.59/16,095.20 = 4,403.48/x
  3. Step 3: Cross multiply
    10,728.59x = 16,095.20 × 4,403.48
  4. Step 4: Simplify right side
    10,728.59x = 70,874,788.80
  5. Step 5: Solve for x
    x = 70,874,788.80/10,728.59
  6. Step 6: Final answer
    x = 6,606.16

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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.