Home / 3,460.32-5,187.24-1,268.06

Finding the Fourth Proportional to 3,460.32, 5,187.24 and 1,268.06

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Solution

The fourth proportional to 3,460.32, 5,187.24 and 1,268.06 is: 1,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.32 : 5,187.24 = 1,268.06 : x
  2. Step 2: Convert to fraction form
    3,460.32/5,187.24 = 1,268.06/x
  3. Step 3: Cross multiply
    3,460.32x = 5,187.24 × 1,268.06
  4. Step 4: Simplify right side
    3,460.32x = 6,577,705.62
  5. Step 5: Solve for x
    x = 6,577,705.62/3,460.32
  6. Step 6: Final answer
    x = 1,900.90

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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.