Home / 2,629.55-3,628.13-1,733.19

Finding the Fourth Proportional to 2,629.55, 3,628.13 and 1,733.19

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Solution

The fourth proportional to 2,629.55, 3,628.13 and 1,733.19 is: 2,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.55 : 3,628.13 = 1,733.19 : x
  2. Step 2: Convert to fraction form
    2,629.55/3,628.13 = 1,733.19/x
  3. Step 3: Cross multiply
    2,629.55x = 3,628.13 × 1,733.19
  4. Step 4: Simplify right side
    2,629.55x = 6,288,211.83
  5. Step 5: Solve for x
    x = 6,288,211.83/2,629.55
  6. Step 6: Final answer
    x = 2,391.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.