Home / 2,313.20-3,474.64-1,966.48

Finding the Fourth Proportional to 2,313.20, 3,474.64 and 1,966.48

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Solution

The fourth proportional to 2,313.20, 3,474.64 and 1,966.48 is: 2,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.20 : 3,474.64 = 1,966.48 : x
  2. Step 2: Convert to fraction form
    2,313.20/3,474.64 = 1,966.48/x
  3. Step 3: Cross multiply
    2,313.20x = 3,474.64 × 1,966.48
  4. Step 4: Simplify right side
    2,313.20x = 6,832,810.07
  5. Step 5: Solve for x
    x = 6,832,810.07/2,313.20
  6. Step 6: Final answer
    x = 2,953.83

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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.