Home / 3,592.37-5,390.66-1,512.20

Finding the Fourth Proportional to 3,592.37, 5,390.66 and 1,512.20

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Solution

The fourth proportional to 3,592.37, 5,390.66 and 1,512.20 is: 2,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.37 : 5,390.66 = 1,512.20 : x
  2. Step 2: Convert to fraction form
    3,592.37/5,390.66 = 1,512.20/x
  3. Step 3: Cross multiply
    3,592.37x = 5,390.66 × 1,512.20
  4. Step 4: Simplify right side
    3,592.37x = 8,151,773.31
  5. Step 5: Solve for x
    x = 8,151,773.31/3,592.37
  6. Step 6: Final answer
    x = 2,269.19

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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.