Home / 2,673.20-4,010.49-1,112.69

Finding the Fourth Proportional to 2,673.20, 4,010.49 and 1,112.69

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Solution

The fourth proportional to 2,673.20, 4,010.49 and 1,112.69 is: 1,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.20 : 4,010.49 = 1,112.69 : x
  2. Step 2: Convert to fraction form
    2,673.20/4,010.49 = 1,112.69/x
  3. Step 3: Cross multiply
    2,673.20x = 4,010.49 × 1,112.69
  4. Step 4: Simplify right side
    2,673.20x = 4,462,425.71
  5. Step 5: Solve for x
    x = 4,462,425.71/2,673.20
  6. Step 6: Final answer
    x = 1,669.32

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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.