Home / 3,392.37-5,087.19-1,416.70

Finding the Fourth Proportional to 3,392.37, 5,087.19 and 1,416.70

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Solution

The fourth proportional to 3,392.37, 5,087.19 and 1,416.70 is: 2,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.37 : 5,087.19 = 1,416.70 : x
  2. Step 2: Convert to fraction form
    3,392.37/5,087.19 = 1,416.70/x
  3. Step 3: Cross multiply
    3,392.37x = 5,087.19 × 1,416.70
  4. Step 4: Simplify right side
    3,392.37x = 7,207,022.07
  5. Step 5: Solve for x
    x = 7,207,022.07/3,392.37
  6. Step 6: Final answer
    x = 2,124.48

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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.