Home / 3,664.24-5,055.78-2,070.92

Finding the Fourth Proportional to 3,664.24, 5,055.78 and 2,070.92

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Solution

The fourth proportional to 3,664.24, 5,055.78 and 2,070.92 is: 2,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.24 : 5,055.78 = 2,070.92 : x
  2. Step 2: Convert to fraction form
    3,664.24/5,055.78 = 2,070.92/x
  3. Step 3: Cross multiply
    3,664.24x = 5,055.78 × 2,070.92
  4. Step 4: Simplify right side
    3,664.24x = 10,470,115.92
  5. Step 5: Solve for x
    x = 10,470,115.92/3,664.24
  6. Step 6: Final answer
    x = 2,857.38

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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.