Home / 3,066.44-4,231.52-1,887.08

Finding the Fourth Proportional to 3,066.44, 4,231.52 and 1,887.08

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Solution

The fourth proportional to 3,066.44, 4,231.52 and 1,887.08 is: 2,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.44 : 4,231.52 = 1,887.08 : x
  2. Step 2: Convert to fraction form
    3,066.44/4,231.52 = 1,887.08/x
  3. Step 3: Cross multiply
    3,066.44x = 4,231.52 × 1,887.08
  4. Step 4: Simplify right side
    3,066.44x = 7,985,216.76
  5. Step 5: Solve for x
    x = 7,985,216.76/3,066.44
  6. Step 6: Final answer
    x = 2,604.07

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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.