Home / 4,313.30-6,471.12-1,540.26

Finding the Fourth Proportional to 4,313.30, 6,471.12 and 1,540.26

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Solution

The fourth proportional to 4,313.30, 6,471.12 and 1,540.26 is: 2,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.30 : 6,471.12 = 1,540.26 : x
  2. Step 2: Convert to fraction form
    4,313.30/6,471.12 = 1,540.26/x
  3. Step 3: Cross multiply
    4,313.30x = 6,471.12 × 1,540.26
  4. Step 4: Simplify right side
    4,313.30x = 9,967,207.29
  5. Step 5: Solve for x
    x = 9,967,207.29/4,313.30
  6. Step 6: Final answer
    x = 2,310.81

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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.