Home / 2,237.76-3,357.60-1,262.40

Finding the Fourth Proportional to 2,237.76, 3,357.60 and 1,262.40

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Solution

The fourth proportional to 2,237.76, 3,357.60 and 1,262.40 is: 1,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.76 : 3,357.60 = 1,262.40 : x
  2. Step 2: Convert to fraction form
    2,237.76/3,357.60 = 1,262.40/x
  3. Step 3: Cross multiply
    2,237.76x = 3,357.60 × 1,262.40
  4. Step 4: Simplify right side
    2,237.76x = 4,238,634.24
  5. Step 5: Solve for x
    x = 4,238,634.24/2,237.76
  6. Step 6: Final answer
    x = 1,894.14

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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.