Home / 4,313.89-6,472.19-1,540.50

Finding the Fourth Proportional to 4,313.89, 6,472.19 and 1,540.50

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Solution

The fourth proportional to 4,313.89, 6,472.19 and 1,540.50 is: 2,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.89 : 6,472.19 = 1,540.50 : x
  2. Step 2: Convert to fraction form
    4,313.89/6,472.19 = 1,540.50/x
  3. Step 3: Cross multiply
    4,313.89x = 6,472.19 × 1,540.50
  4. Step 4: Simplify right side
    4,313.89x = 9,970,376.33
  5. Step 5: Solve for x
    x = 9,970,376.33/4,313.89
  6. Step 6: Final answer
    x = 2,311.23

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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.