Home / 3,015.28-4,524.36-1,553.68

Finding the Fourth Proportional to 3,015.28, 4,524.36 and 1,553.68

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Solution

The fourth proportional to 3,015.28, 4,524.36 and 1,553.68 is: 2,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.28 : 4,524.36 = 1,553.68 : x
  2. Step 2: Convert to fraction form
    3,015.28/4,524.36 = 1,553.68/x
  3. Step 3: Cross multiply
    3,015.28x = 4,524.36 × 1,553.68
  4. Step 4: Simplify right side
    3,015.28x = 7,029,407.64
  5. Step 5: Solve for x
    x = 7,029,407.64/3,015.28
  6. Step 6: Final answer
    x = 2,331.26

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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.