Home / 1,725.44-2,592.48-1,621.76

Finding the Fourth Proportional to 1,725.44, 2,592.48 and 1,621.76

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Solution

The fourth proportional to 1,725.44, 2,592.48 and 1,621.76 is: 2,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.44 : 2,592.48 = 1,621.76 : x
  2. Step 2: Convert to fraction form
    1,725.44/2,592.48 = 1,621.76/x
  3. Step 3: Cross multiply
    1,725.44x = 2,592.48 × 1,621.76
  4. Step 4: Simplify right side
    1,725.44x = 4,204,380.36
  5. Step 5: Solve for x
    x = 4,204,380.36/1,725.44
  6. Step 6: Final answer
    x = 2,436.70

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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.