Home / 3,620.04-4,995.06-2,047.80

Finding the Fourth Proportional to 3,620.04, 4,995.06 and 2,047.80

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Solution

The fourth proportional to 3,620.04, 4,995.06 and 2,047.80 is: 2,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.04 : 4,995.06 = 2,047.80 : x
  2. Step 2: Convert to fraction form
    3,620.04/4,995.06 = 2,047.80/x
  3. Step 3: Cross multiply
    3,620.04x = 4,995.06 × 2,047.80
  4. Step 4: Simplify right side
    3,620.04x = 10,228,883.87
  5. Step 5: Solve for x
    x = 10,228,883.87/3,620.04
  6. Step 6: Final answer
    x = 2,825.63

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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.