Home / 1,732.80-2,596.77-1,299.48

Finding the Fourth Proportional to 1,732.80, 2,596.77 and 1,299.48

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Solution

The fourth proportional to 1,732.80, 2,596.77 and 1,299.48 is: 1,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.80 : 2,596.77 = 1,299.48 : x
  2. Step 2: Convert to fraction form
    1,732.80/2,596.77 = 1,299.48/x
  3. Step 3: Cross multiply
    1,732.80x = 2,596.77 × 1,299.48
  4. Step 4: Simplify right side
    1,732.80x = 3,374,450.68
  5. Step 5: Solve for x
    x = 3,374,450.68/1,732.80
  6. Step 6: Final answer
    x = 1,947.40

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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.