Home / 4,027.73-5,560.33-3,129.45

Finding the Fourth Proportional to 4,027.73, 5,560.33 and 3,129.45

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Solution

The fourth proportional to 4,027.73, 5,560.33 and 3,129.45 is: 4,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.73 : 5,560.33 = 3,129.45 : x
  2. Step 2: Convert to fraction form
    4,027.73/5,560.33 = 3,129.45/x
  3. Step 3: Cross multiply
    4,027.73x = 5,560.33 × 3,129.45
  4. Step 4: Simplify right side
    4,027.73x = 17,400,783.19
  5. Step 5: Solve for x
    x = 17,400,783.19/4,027.73
  6. Step 6: Final answer
    x = 4,320.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.