Home / 3,607.32-4,976.73-2,190.47

Finding the Fourth Proportional to 3,607.32, 4,976.73 and 2,190.47

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Solution

The fourth proportional to 3,607.32, 4,976.73 and 2,190.47 is: 3,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.32 : 4,976.73 = 2,190.47 : x
  2. Step 2: Convert to fraction form
    3,607.32/4,976.73 = 2,190.47/x
  3. Step 3: Cross multiply
    3,607.32x = 4,976.73 × 2,190.47
  4. Step 4: Simplify right side
    3,607.32x = 10,901,409.15
  5. Step 5: Solve for x
    x = 10,901,409.15/3,607.32
  6. Step 6: Final answer
    x = 3,022.02

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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.