Home / 10,304.85-15,457.58-2,908.54

Finding the Fourth Proportional to 10,304.85, 15,457.58 and 2,908.54

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Solution

The fourth proportional to 10,304.85, 15,457.58 and 2,908.54 is: 4,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.85 : 15,457.58 = 2,908.54 : x
  2. Step 2: Convert to fraction form
    10,304.85/15,457.58 = 2,908.54/x
  3. Step 3: Cross multiply
    10,304.85x = 15,457.58 × 2,908.54
  4. Step 4: Simplify right side
    10,304.85x = 44,959,021.78
  5. Step 5: Solve for x
    x = 44,959,021.78/10,304.85
  6. Step 6: Final answer
    x = 4,362.90

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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.