Home / 1,725.16-2,586.88-799.96

Finding the Fourth Proportional to 1,725.16, 2,586.88 and 799.96

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Solution

The fourth proportional to 1,725.16, 2,586.88 and 799.96 is: 1,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.16 : 2,586.88 = 799.96 : x
  2. Step 2: Convert to fraction form
    1,725.16/2,586.88 = 799.96/x
  3. Step 3: Cross multiply
    1,725.16x = 2,586.88 × 799.96
  4. Step 4: Simplify right side
    1,725.16x = 2,069,400.52
  5. Step 5: Solve for x
    x = 2,069,400.52/1,725.16
  6. Step 6: Final answer
    x = 1,199.54

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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.