Home / 2,237.26-3,087.61-1,242.73

Finding the Fourth Proportional to 2,237.26, 3,087.61 and 1,242.73

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Solution

The fourth proportional to 2,237.26, 3,087.61 and 1,242.73 is: 1,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.26 : 3,087.61 = 1,242.73 : x
  2. Step 2: Convert to fraction form
    2,237.26/3,087.61 = 1,242.73/x
  3. Step 3: Cross multiply
    2,237.26x = 3,087.61 × 1,242.73
  4. Step 4: Simplify right side
    2,237.26x = 3,837,065.58
  5. Step 5: Solve for x
    x = 3,837,065.58/2,237.26
  6. Step 6: Final answer
    x = 1,715.08

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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.