Home / 3,342.90-5,015.22-1,262.92

Finding the Fourth Proportional to 3,342.90, 5,015.22 and 1,262.92

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Solution

The fourth proportional to 3,342.90, 5,015.22 and 1,262.92 is: 1,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.90 : 5,015.22 = 1,262.92 : x
  2. Step 2: Convert to fraction form
    3,342.90/5,015.22 = 1,262.92/x
  3. Step 3: Cross multiply
    3,342.90x = 5,015.22 × 1,262.92
  4. Step 4: Simplify right side
    3,342.90x = 6,333,821.64
  5. Step 5: Solve for x
    x = 6,333,821.64/3,342.90
  6. Step 6: Final answer
    x = 1,894.71

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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.