Home / 3,620.66-4,995.69-2,048.18

Finding the Fourth Proportional to 3,620.66, 4,995.69 and 2,048.18

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Solution

The fourth proportional to 3,620.66, 4,995.69 and 2,048.18 is: 2,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.66 : 4,995.69 = 2,048.18 : x
  2. Step 2: Convert to fraction form
    3,620.66/4,995.69 = 2,048.18/x
  3. Step 3: Cross multiply
    3,620.66x = 4,995.69 × 2,048.18
  4. Step 4: Simplify right side
    3,620.66x = 10,232,072.34
  5. Step 5: Solve for x
    x = 10,232,072.34/3,620.66
  6. Step 6: Final answer
    x = 2,826.02

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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.