Home / 2,237.28-3,087.48-1,352.89

Finding the Fourth Proportional to 2,237.28, 3,087.48 and 1,352.89

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Solution

The fourth proportional to 2,237.28, 3,087.48 and 1,352.89 is: 1,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.28 : 3,087.48 = 1,352.89 : x
  2. Step 2: Convert to fraction form
    2,237.28/3,087.48 = 1,352.89/x
  3. Step 3: Cross multiply
    2,237.28x = 3,087.48 × 1,352.89
  4. Step 4: Simplify right side
    2,237.28x = 4,177,020.82
  5. Step 5: Solve for x
    x = 4,177,020.82/2,237.28
  6. Step 6: Final answer
    x = 1,867.01

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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.