Home / 3,660.26-5,485.14-2,097.02

Finding the Fourth Proportional to 3,660.26, 5,485.14 and 2,097.02

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Solution

The fourth proportional to 3,660.26, 5,485.14 and 2,097.02 is: 3,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.26 : 5,485.14 = 2,097.02 : x
  2. Step 2: Convert to fraction form
    3,660.26/5,485.14 = 2,097.02/x
  3. Step 3: Cross multiply
    3,660.26x = 5,485.14 × 2,097.02
  4. Step 4: Simplify right side
    3,660.26x = 11,502,448.28
  5. Step 5: Solve for x
    x = 11,502,448.28/3,660.26
  6. Step 6: Final answer
    x = 3,142.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.