Home / 3,652.68-5,039.52-2,080.48

Finding the Fourth Proportional to 3,652.68, 5,039.52 and 2,080.48

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Solution

The fourth proportional to 3,652.68, 5,039.52 and 2,080.48 is: 2,870.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.68 : 5,039.52 = 2,080.48 : x
  2. Step 2: Convert to fraction form
    3,652.68/5,039.52 = 2,080.48/x
  3. Step 3: Cross multiply
    3,652.68x = 5,039.52 × 2,080.48
  4. Step 4: Simplify right side
    3,652.68x = 10,484,620.57
  5. Step 5: Solve for x
    x = 10,484,620.57/3,652.68
  6. Step 6: Final answer
    x = 2,870.39

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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.