Home / 2,345.22-3,515.09-1,304.73

Finding the Fourth Proportional to 2,345.22, 3,515.09 and 1,304.73

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Solution

The fourth proportional to 2,345.22, 3,515.09 and 1,304.73 is: 1,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.22 : 3,515.09 = 1,304.73 : x
  2. Step 2: Convert to fraction form
    2,345.22/3,515.09 = 1,304.73/x
  3. Step 3: Cross multiply
    2,345.22x = 3,515.09 × 1,304.73
  4. Step 4: Simplify right side
    2,345.22x = 4,586,243.38
  5. Step 5: Solve for x
    x = 4,586,243.38/2,345.22
  6. Step 6: Final answer
    x = 1,955.57

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1.5x scale

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.