Home / 1,725.23-2,586.71-1,203.54

Finding the Fourth Proportional to 1,725.23, 2,586.71 and 1,203.54

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Solution

The fourth proportional to 1,725.23, 2,586.71 and 1,203.54 is: 1,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.23 : 2,586.71 = 1,203.54 : x
  2. Step 2: Convert to fraction form
    1,725.23/2,586.71 = 1,203.54/x
  3. Step 3: Cross multiply
    1,725.23x = 2,586.71 × 1,203.54
  4. Step 4: Simplify right side
    1,725.23x = 3,113,202.94
  5. Step 5: Solve for x
    x = 3,113,202.94/1,725.23
  6. Step 6: Final answer
    x = 1,804.51

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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.