Home / 3,355.45-5,033.70-1,015.16

Finding the Fourth Proportional to 3,355.45, 5,033.70 and 1,015.16

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Solution

The fourth proportional to 3,355.45, 5,033.70 and 1,015.16 is: 1,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.45 : 5,033.70 = 1,015.16 : x
  2. Step 2: Convert to fraction form
    3,355.45/5,033.70 = 1,015.16/x
  3. Step 3: Cross multiply
    3,355.45x = 5,033.70 × 1,015.16
  4. Step 4: Simplify right side
    3,355.45x = 5,110,023.48
  5. Step 5: Solve for x
    x = 5,110,023.48/3,355.45
  6. Step 6: Final answer
    x = 1,522.90

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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.