Home / 3,345.88-5,015.04-1,612.48

Finding the Fourth Proportional to 3,345.88, 5,015.04 and 1,612.48

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Solution

The fourth proportional to 3,345.88, 5,015.04 and 1,612.48 is: 2,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.88 : 5,015.04 = 1,612.48 : x
  2. Step 2: Convert to fraction form
    3,345.88/5,015.04 = 1,612.48/x
  3. Step 3: Cross multiply
    3,345.88x = 5,015.04 × 1,612.48
  4. Step 4: Simplify right side
    3,345.88x = 8,086,651.70
  5. Step 5: Solve for x
    x = 8,086,651.70/3,345.88
  6. Step 6: Final answer
    x = 2,416.90

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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.