Home / 2,673.97-4,009.03-1,285.83

Finding the Fourth Proportional to 2,673.97, 4,009.03 and 1,285.83

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Solution

The fourth proportional to 2,673.97, 4,009.03 and 1,285.83 is: 1,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.97 : 4,009.03 = 1,285.83 : x
  2. Step 2: Convert to fraction form
    2,673.97/4,009.03 = 1,285.83/x
  3. Step 3: Cross multiply
    2,673.97x = 4,009.03 × 1,285.83
  4. Step 4: Simplify right side
    2,673.97x = 5,154,927.83
  5. Step 5: Solve for x
    x = 5,154,927.83/2,673.97
  6. Step 6: Final answer
    x = 1,927.82

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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.