Home / 3,572.09-5,360.25-1,725.11

Finding the Fourth Proportional to 3,572.09, 5,360.25 and 1,725.11

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Solution

The fourth proportional to 3,572.09, 5,360.25 and 1,725.11 is: 2,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.09 : 5,360.25 = 1,725.11 : x
  2. Step 2: Convert to fraction form
    3,572.09/5,360.25 = 1,725.11/x
  3. Step 3: Cross multiply
    3,572.09x = 5,360.25 × 1,725.11
  4. Step 4: Simplify right side
    3,572.09x = 9,247,020.88
  5. Step 5: Solve for x
    x = 9,247,020.88/3,572.09
  6. Step 6: Final answer
    x = 2,588.69

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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.