Home / 2,294.45-3,163.10-1,631.06

Finding the Fourth Proportional to 2,294.45, 3,163.10 and 1,631.06

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Solution

The fourth proportional to 2,294.45, 3,163.10 and 1,631.06 is: 2,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.45 : 3,163.10 = 1,631.06 : x
  2. Step 2: Convert to fraction form
    2,294.45/3,163.10 = 1,631.06/x
  3. Step 3: Cross multiply
    2,294.45x = 3,163.10 × 1,631.06
  4. Step 4: Simplify right side
    2,294.45x = 5,159,205.89
  5. Step 5: Solve for x
    x = 5,159,205.89/2,294.45
  6. Step 6: Final answer
    x = 2,248.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.