Home / 3,491.80-5,229.96-2,027.32

Finding the Fourth Proportional to 3,491.80, 5,229.96 and 2,027.32

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Solution

The fourth proportional to 3,491.80, 5,229.96 and 2,027.32 is: 3,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.80 : 5,229.96 = 2,027.32 : x
  2. Step 2: Convert to fraction form
    3,491.80/5,229.96 = 2,027.32/x
  3. Step 3: Cross multiply
    3,491.80x = 5,229.96 × 2,027.32
  4. Step 4: Simplify right side
    3,491.80x = 10,602,802.51
  5. Step 5: Solve for x
    x = 10,602,802.51/3,491.80
  6. Step 6: Final answer
    x = 3,036.49

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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.